 By this failure Sebastián Lerdo de Tejada was forced to leave power.On 16 November 1876, Díaz faced General Ignacio R. Alatorre in the Battle of Tecoac, in the municipality of Huamantla, Tlaxcala.Both sides came close to winning the battle, but the arrival of "porfirista" reinforcements under the command of General Manuel González Flores, caused a decisive victory for Díaz's troops.