Which area is more highly populated: northern Mexico or central Mexico?

This chart shows the number of soldiers killed according to two different sources. source a is a book written by university professors. source b is from a well-known historical website. in a paragraph, explain why the data presented is different, and evaluate the reliability of each source. which should be used in a school research project, and why?

What consequences could gen galvez have faced for his major act of bravery?

As of 2013, the world’s total population was about