Answer:
i think B but i may be wrong (sorry if its incorrect)
Explanation:
North of present-day Mexico City
A lot of people died and wounded
Perestroika was the name given to the movement calling for reform of the communist party in the Soviet Union during the 1980s. The ultimate goal was to restructure the political and economic system within the Soviet Union so that it could be more effective and provide for the needs of the Soviet's citizens.