They contributed to World War 1 through the assassination of Archduke Franz Ferdinand. The Black Hand was part of a Pan-Slavist movement in which they wanted to unite territories of South Slave that had been annexed by Austria-Hungry. Hopefully this helps.
Freedom of Slavery as the south slavery plantations were vital to the souths economy and tarrifs
A - he was a governor and general who declared himself dictator for life.
Julius Casear was the self proclaimed dictator of room from 47-44 B.C.E before he was murdered on the steps of the Senate.
Answer:
.-.
Explanation:
The system of checks and balances gives each branch ways of limiting the powers of the other two branches