krtko116

Position: Private

Joined: 2020-03-30

Stats
GM X
GM VIII
GM VI
Company statistics
Team statistics
Skirmishes statistics
Stronghold statistics
Share
Other

Overall Stats

	Total		Past 24 hours		Past 7 days		Past 30 days
Battles	18250		0		12		218
Ø Tier	2,92		0,00		2,17		2,29
Victories	8597	47,11%	0	0,00%	8	66,67%	103	47,25%
Defeats	9433	51,69%	0	0,00%	3	25,00%	111	50,92%
Draws	220	1,21%	0	0,00%	1	8,33%	4	1,83%
Battles survived	3862	21,16%	0	0,00%	4	33,33%	51	23,39%
Tanks destroyed	8538	0,47	0	0,00	16	1,33	171	0,78
Destruction ratio	0,59		0,00		2,00		1,02
Tanks spotted	12326	0,68	0	0,00	9	0,75	137	0,63
Damage dealt	177,89		0,00		477,17		314,21
Capture points	4510	0,25	0	0,00	0	0,00	2	0,01
Defense points	13427	0,74	0	0,00	14	1,17	132	0,61
Experience	180,08		0,00		271,00		216,08
WN7	257,34		0,00		1404,61		713,81
WN8	473,65		0,00		1620,38		946,71

Total
Battles	18250
Ø Tier	2,92
Victories	8597	47,11%
Defeats	9433	51,69%
Draws	220	1,21%
Battles survived	3862	21,16%
Tanks destroyed	8538	0,47
Destruction ratio	0,59
Tanks spotted	12326	0,68
Damage dealt	177,89
Capture points	4510	0,25
Defense points	13427	0,74
Experience	180,08
WN7	257,34
WN8	473,65

Past 24 hours
Battles	0
Ø Tier	0,00
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00
WN7	0,00
WN8	0,00

Past 7 days
Battles	12
Ø Tier	2,17
Victories	8	66,67%
Defeats	3	25,00%
Draws	1	8,33%
Battles survived	4	33,33%
Tanks destroyed	16	1,33
Destruction ratio	2,00
Tanks spotted	9	0,75
Damage dealt	477,17
Capture points	0	0,00
Defense points	14	1,17
Experience	271,00
WN7	1404,61
WN8	1620,38

Past 30 days
Battles	218
Ø Tier	2,29
Victories	103	47,25%
Defeats	111	50,92%
Draws	4	1,83%
Battles survived	51	23,39%
Tanks destroyed	171	0,78
Destruction ratio	1,02
Tanks spotted	137	0,63
Damage dealt	314,21
Capture points	2	0,01
Defense points	132	0,61
Experience	216,08
WN7	713,81
WN8	946,71

Created at:

Last battle:

Last update:

Globalmap Absolute X

	Total		Past 24 hours		Past 7 days		Past 30 days
Battles	0		0		0		0
Victories	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Defeats	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Draws	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Battles survived	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Tanks destroyed	0	0,00	0	0,00	0	0,00	0	0,00
Destruction ratio	0,00		0,00		0,00		0,00
Tanks spotted	0	0,00	0	0,00	0	0,00	0	0,00
Damage dealt	0,00		0,00		0,00		0,00
Capture points	0	0,00	0	0,00	0	0,00	0	0,00
Defense points	0	0,00	0	0,00	0	0,00	0	0,00
Experience	0,00		0,00		0,00		0,00

Total
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Past 24 hours
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Past 7 days
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Past 30 days
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Globalmap Champion VIII

	Total		Past 24 hours		Past 7 days		Past 30 days
Battles	0		0		0		0
Victories	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Defeats	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Draws	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Battles survived	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Tanks destroyed	0	0,00	0	0,00	0	0,00	0	0,00
Destruction ratio	0,00		0,00		0,00		0,00
Tanks spotted	0	0,00	0	0,00	0	0,00	0	0,00
Damage dealt	0,00		0,00		0,00		0,00
Capture points	0	0,00	0	0,00	0	0,00	0	0,00
Defense points	0	0,00	0	0,00	0	0,00	0	0,00
Experience	0,00		0,00		0,00		0,00

Total
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Past 24 hours
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Past 7 days
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Past 30 days
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Globalmap Middle VI

	Total		Past 24 hours		Past 7 days		Past 30 days
Battles	0		0		0		0
Victories	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Defeats	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Draws	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Battles survived	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Tanks destroyed	0	0,00	0	0,00	0	0,00	0	0,00
Destruction ratio	0,00		0,00		0,00		0,00
Tanks spotted	0	0,00	0	0,00	0	0,00	0	0,00
Damage dealt	0,00		0,00		0,00		0,00
Capture points	0	0,00	0	0,00	0	0,00	0	0,00
Defense points	0	0,00	0	0,00	0	0,00	0	0,00
Experience	0,00		0,00		0,00		0,00

Total
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Past 24 hours
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Past 7 days
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Past 30 days
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Company statistics

	Total		Past 24 hours		Past 7 days		Past 30 days
Battles	0		0		0		0
Victories	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Defeats	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Draws	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Battles survived	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Tanks destroyed	0	0,00	0	0,00	0	0,00	0	0,00
Destruction ratio	0,00		0,00		0,00		0,00
Tanks spotted	0	0,00	0	0,00	0	0,00	0	0,00
Damage dealt	0,00		0,00		0,00		0,00
Capture points	0	0,00	0	0,00	0	0,00	0	0,00
Defense points	0	0,00	0	0,00	0	0,00	0	0,00
Experience	0,00		0,00		0,00		0,00

Total
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Past 24 hours
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Past 7 days
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Past 30 days
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Team statistics

	Total		Past 24 hours		Past 7 days		Past 30 days
Battles	0		0		0		0
Victories	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Defeats	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Draws	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Battles survived	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Tanks destroyed	0	0,00	0	0,00	0	0,00	0	0,00
Destruction ratio	0,00		0,00		0,00		0,00
Tanks spotted	0	0,00	0	0,00	0	0,00	0	0,00
Damage dealt	0,00		0,00		0,00		0,00
Capture points	0	0,00	0	0,00	0	0,00	0	0,00
Defense points	0	0,00	0	0,00	0	0,00	0	0,00
Experience	0,00		0,00		0,00		0,00

Total
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Past 24 hours
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Past 7 days
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Past 30 days
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Skirmishes statistics

	Total		Past 24 hours		Past 7 days		Past 30 days
Battles	4		0		0		0
Victories	1	25,00%	0	0,00%	0	0,00%	0	0,00%
Defeats	3	75,00%	0	0,00%	0	0,00%	0	0,00%
Draws	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Battles survived	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Tanks destroyed	0	0,00	0	0,00	0	0,00	0	0,00
Destruction ratio	0,00		0,00		0,00		0,00
Tanks spotted	2	0,50	0	0,00	0	0,00	0	0,00
Damage dealt	174,75		0,00		0,00		0,00
Capture points	0	0,00	0	0,00	0	0,00	0	0,00
Defense points	0	0,00	0	0,00	0	0,00	0	0,00
Experience	139,75		0,00		0,00		0,00

Total
Battles	4
Victories	1	25,00%
Defeats	3	75,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	2	0,50
Damage dealt	174,75
Capture points	0	0,00
Defense points	0	0,00
Experience	139,75

Past 24 hours
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Past 7 days
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Past 30 days
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Stronghold defense statistics

	Total		Past 24 hours		Past 7 days		Past 30 days
Battles	0		0		0		0
Victories	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Defeats	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Draws	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Battles survived	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Tanks destroyed	0	0,00	0	0,00	0	0,00	0	0,00
Destruction ratio	0,00		0,00		0,00		0,00
Tanks spotted	0	0,00	0	0,00	0	0,00	0	0,00
Damage dealt	0,00		0,00		0,00		0,00
Capture points	0	0,00	0	0,00	0	0,00	0	0,00
Defense points	0	0,00	0	0,00	0	0,00	0	0,00
Experience	0,00		0,00		0,00		0,00

Total
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Past 24 hours
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Past 7 days
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Past 30 days
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

World of Tanks Profile

Anzeigen

Tanks (81)

Tank Name	Tier	Ø Damage	Ø XP	Battles	Victories	WN8
ST vz. 39	4	168,19	193	2513	47,91%	402,46
Škoda T 24	5	155,67	184	1592	45,29%	195,73
Leichttraktor	1	253,44	168	1521	50,23%	1127,20
LT vz. 38	3	101,25	159	983	48,52%	238,83
LT vz. 35	2	109,79	153	745	51,68%	420,58
Kolohousenka	1	108,80	159	713	52,73%	448,20
Pz.Kpfw. II	2	268,25	225	655	48,24%	1088,54
Pz.Kpfw. 35 (t)	2	235,86	161	422	42,89%	1088,46
T-45	2	169,22	208	416	45,19%	665,88
MS-1	1	149,31	143	382	48,43%	689,33
Pz.Kpfw. III Ausf. E	3	311,24	200	379	44,85%	897,01
AT-1	2	91,81	107	367	49,05%	181,69
T-29	3	270,40	278	364	47,25%	769,74
Vickers Medium Mk. I	1	100,56	136	307	46,58%	370,73
T1 Cunningham	1	82,60	124	304	45,39%	280,52
M2 Light Tank	2	248,20	193	301	49,17%	951,62
T-50-2	6	192,51	258	277	44,77%	261,00
Marder 38T	4	325,25	206	264	45,08%	658,58
A46	6	146,73	218	256	39,84%	146,99
Cruiser Mk. II	2	249,19	187	231	50,65%	982,76
Super Hellcat	7	240,02	271	230	39,13%	49,02
M24E2 Super Chaffee	6	191,91	259	229	42,36%	240,76
Renault FT	1	88,27	142	225	52,89%	379,81
L-60	2	54,62	134	224	39,73%	16,28
Pz.Kpfw. II Ausf. G	3	178,21	169	213	42,72%	490,07
VK 28.01 mit 10,5 cm L/28	6	195,83	230	204	42,65%	197,85
Panzerjäger I	2	277,88	157	203	47,29%	969,20
Renault Otsu	1	85,66	178	199	48,24%	288,51
Renault NC-31	1	115,55	144	194	46,91%	464,66
G.Pz. Mk. VI (e)	2	129,10	94	182	41,21%	597,82
Cruiser Mk. III	3	132,99	132	180	40,00%	412,79
Pz.Kpfw. II Luchs	4	14,31	131	175	41,14%	13,66
FCM 36	2	193,53	154	172	48,84%	764,41
M14/41	2	320,75	220	170	55,29%	1155,91
BT-2	2	172,33	147	161	50,93%	746,47
Strv m/38	2	235,15	150	142	50,00%	978,01
T-34 with L-11	4	174,28	214	139	34,53%	281,93
M3 Stuart	3	236,80	184	126	49,21%	850,13
Valiant	5	216,62	308	126	50,79%	293,97
Strv fm/21	1	111,26	161	121	55,37%	518,81
STG Guard	8	452,34	324	112	37,50%	217,79
Pz.Kpfw. III Ausf. J	4	60,27	130	93	41,94%	14,80
StuG III Ausf. B	4	52,38	123	92	47,83%	72,02
T-60	2	225,75	161	92	53,26%	1090,17
Type 95 Ha-Go	2	142,29	129	90	42,22%	473,15
Vickers Mk. E Type B	2	177,89	131	85	43,53%	576,73
M15/42	3	297,88	207	80	48,75%	749,39
Strv m/40L	3	172,49	136	74	40,54%	336,23
T6 Medium	4	238,97	173	65	33,85%	279,67
T1 HMC	2	54,38	76	56	51,79%	146,44
AMX 38	3	204,68	182	53	50,94%	702,70
4TP	1	151,13	171	48	47,92%	544,48
BT-7 artillery	3	213,16	222	44	34,09%	526,71
7TP	2	209,67	156	43	58,14%	730,23
Somua S35	3	278,82	196	39	43,59%	595,44
Chi-Ni	2	93,41	138	39	48,72%	267,73
T-116	3	229,53	256	38	36,84%	723,85
Valentine	3	244,55	162	38	42,11%	670,34
10TP	3	75,68	97	37	37,84%	11,73
Fiat 3000	1	180,18	159	34	44,12%	780,27
Sav m/43	4	139,06	140	33	45,45%	165,52
KV-1SA	5	281,30	265	33	48,48%	348,23
Type 97 Chi-Ha	3	136,36	142	33	45,45%	241,14
P26/40	4	236,24	235	29	55,17%	520,58
BT-5	3	116,26	109	27	48,15%	211,62
T-70	3	187,41	143	27	44,44%	490,45
Type 2597 Chi-Ha	3	91,91	115	23	26,09%	65,07
AMX 40	4	15,04	88	23	43,48%	38,11
Type 97 Te-Ke	2	190,04	353	23	65,22%	947,91
Cruiser Mk. I	1	275,91	153	22	50,00%	1402,66
Convert. Medium Tank T3	3	129,33	247	21	42,86%	106,25
M5 Stuart	4	92,75	162	20	45,00%	158,06
TKS z n.k.m. 20 mm	2	70,75	249	16	62,50%	324,98
Lago	4	154,38	134	16	31,25%	219,13
AE Phase I	9	681,94	516	16	56,25%	467,66
Cruiser Mk. IV	4	165,71	167	7	57,14%	448,61
Kanonenjagdpanzer 105	8	368,20	319	5	40,00%	109,40
Tetrarch	2	82,20	184	5	80,00%	403,71
Ikv 103	5	345,00	279	5	40,00%	694,34
AMX 13 (FL 11)	5	308,50	283	4	50,00%	733,86
Pz.Kpfw. IV Ausf. F2	5	132,00	184	3	33,33%	0,00

Graphs

WN8

Anzeigen

Clan history

[W_B_V] THE MOST REALISTIC CLAN

Position: Private

Joined: 2020-03-30

krtko116

Overall Stats

Globalmap Absolute X

Globalmap Champion VIII

Globalmap Middle VI

Company statistics

Team statistics

Skirmishes statistics

Stronghold defense statistics

Share

Tanks (81)

Graphs

WN8

Clan history