Battle of Tumu Fortress : The ORGANIZATION@1 defeat the ORGANIZATION@2 army and capture the LOCATION@1 ; the latter is officially deposed while his brother ascends as the LOCATION@2 Emperor the next year .

ORGANIZATION@2 army and capture the LOCATION@1 ; the latter is officially deposed while his brother ascends as the LOCATION@2 Emperor the next year in NUMBER@1 .
