<Li> Motēuczōma Xocoyotzin, r . 1502--1520 </Li> <Li> Cuitlāhuac, r . 1520 </Li> <Li> Cuāuhtemōc, r . 1521--1524 </Li> <Ul> <Li> Tlacaelel, r.c. 1426--1487 </Li> <Li> Tlilpotonqui, r . 1487--1503 </Li> <Li> Tlacaeleltzin Xocoyotl, r . 1503--1520 </Li> <Li> Matlatzincatzin, r . 1520 </Li> <Li> Tlacontzin, r . 1521--1524 <Ul> <Li> Tlacontzin was baptised don Juan Velásquez and made ruler under Cortés, r . 1524--1526 </Li> </Ul> </Li> </Ul>

Who became monarch of the triple alliance in 1502