<Table> <Tr> <Th_colspan="2"> <Ul> <Li> </Li> <Li> </Li> <Li> </Li> </Ul> Indian Rebellion of 1857 </Th> </Tr> <Tr> <Td_colspan="2"> <Ul> <Li> 1st Lucknow </Li> <Li> 1st Cawnpore </Li> <Li> Badli - ki - Serai </Li> <Li> Delhi </Li> <Li> Chinhat </Li> <Li> Aong </Li> <Li> Arrah </Li> <Li> Agra </Li> <Li> Najafgarh </Li> <Li> 2nd Cawnpore </Li> <Li> 2nd Lucknow </Li> <Li> Central India </Li> </Ul> </Td> </Tr> </Table> <Tr> <Th_colspan="2"> <Ul> <Li> </Li> <Li> </Li> <Li> </Li> </Ul> Indian Rebellion of 1857 </Th> </Tr> <Ul> <Li> </Li> <Li> </Li> <Li> </Li> </Ul> <Tr> <Td_colspan="2"> <Ul> <Li> 1st Lucknow </Li> <Li> 1st Cawnpore </Li> <Li> Badli - ki - Serai </Li> <Li> Delhi </Li> <Li> Chinhat </Li> <Li> Aong </Li> <Li> Arrah </Li> <Li> Agra </Li> <Li> Najafgarh </Li> <Li> 2nd Cawnpore </Li> <Li> 2nd Lucknow </Li> <Li> Central India </Li> </Ul> </Td> </Tr>

Describe the prominent happening of the 1857 revolution