<Table> Mountain Meadows Massacre <Tr> <Td_colspan="2"> Part of the Mormon wars </Td> </Tr> <Tr> <Td_colspan="2"> </Td> </Tr> <Tr> <Th> Date </Th> <Td> September 7--11, 1857 </Td> </Tr> <Tr> <Th> Location </Th> <Td> Mountain Meadows, Utah Territory, United States </Td> </Tr> <Tr> <Th> Deaths </Th> <Td> 120--140 members of the Baker--Fancher wagon train </Td> </Tr> <Tr> <Th> Non-fatal injuries </Th> <Td> Around 17 </Td> </Tr> <Tr> <Th> Accused </Th> <Td> Utah Territorial Militia (Iron County district), Paiute Native American auxiliaries </Td> </Tr> <Tr> <Th> Weapons </Th> <Td> Guns, Bowie knives </Td> </Tr> </Table> <Tr> <Td_colspan="2"> Part of the Mormon wars </Td> </Tr>

When did the mountain meadows massacre take place