13th Day, Sunday, March 6, 1836
1 a.m. — The weary Texians slept while the Mexican troops moved into positions.
2 a.m. — Gen. Santa Anna and Col. Juan N. Almonte discussed the battle plans.
3 a.m. — The Mexican troops were still moving into positions.
4 a.m. — The troops, now in position, maintained silence.
5 a.m. — Santa Anna gave the signal to advance just after 5 a.m. Four columns of Mexican troops advanced on the Alamo. Casualties on both sides mounted during the intense fighting. The troops scaled the north wall and poured into the compound. The fighting moved to the Long Barrack, Low Barrack and former church.
6 a.m. — The Alamo had fallen
Source: Daughters of the Republic of Texas