Answer:
Austria
Explanation:
Crown prince and princess of Austria were killed by Black Hand Society of Serbia.
Because ethey had agree to give it or trade it
Answer: make changes in (something, typically a social, political, or economic institution or practice) in order to improve it.
Explanation: Reform means the improvement or amendment of what is wrong, corrupt, unsatisfactory, etc. The use of the word in this way emerges in the late 18th century and is believed to originate from Christopher Wyvill's Association movement which identified “Parliamentary Reform” as its primary aim.
Similar- involved African descent and people were not granted basic rights. Both came to an end at a point
Different- occurred in South Africa and slavery occurred in America. In Apartheid people weren’t forced into labor