How does alliances contribute to world war 1

The Alliance System played an important role in leading to the First World War mainly because it divided the European powers into two rival military camps, the Triple Alliance and the Triple Entente by 1907. The rivalry between the two camps brought about the First World War.

Explanation:

not too sure on this one thinking tyo organize the division of africa

i do believe its (d) it allowed the government to offer pioneers sixty acres of western land if they lived on it and made improvements to it.

explanation: signed into law in may 1862, the homestead act opened up settlement in the western united states, allowing any american, including freed slaves, to put in a claim for up to 160 free acres of federal land. by the end of the civil war, 15,000 homestead claims had been established, and more followed in the postwar years