What was one of the reasons Mexico enacted the law of April 6,1830

The Law of April 6, 1830 was issued because of the Mier y Terán Report to counter concerns that Mexican Texas, part of the border state of Coahuila y Tejas was in danger of being annexed by the United States. Immigration of United States citizens, some legal, most illegal, had begun to accelerate rapidly.

Explanation:

answer: you could try asking a family member maybe?

the fact that could also be added to column b is that during world war ii, specifically between the years 1941 and 1945, japan expanded its territory towards the indonesian territory in what was known later as part of the "pacific war". in that time, japan could conquer the philipines, singapore,   borneo, central java, malang, cebu, sumatra and various other islands of the area, therefore expanding its territory for a brief period of time.