What river did texas and the us believe was the proper border between mexico and texas ?

How was apartheid practiced in south africa

Reformers worked to change schools by making them more:

June 19 is often a holiday in texas. it is emancipation day. what important event happened on emancipation day? a) it marks the end of slavery in texas. b) it marks end of the texas revolution. c) it marks the day texas became a state. d) it marks the last battle of the texas revolution.