Th<span>e Aztecs appeared in Mesoamerica–as the south-central region of pre-Columbian Mexico is known–in the early 13th century.</span>
<span>A and B
A. Well-trained soldiers
B. Money and </span>equipment
Hope I helped :)
Assassination of Arch Duke Ferdinand
Building and formation of alliances between countries.
Sinking of the Lusitania( U.S.)
The Black codes, or called the Black Laws were laws governing of African Americans. The best known of them were passed in 1865 and 1866. After the civil war African Americans freedom were restricted and that compelled them to work for low wages.