Who wanna get draged??!

What are three supporting points as to why opium was wrong in the chinese trade? why should it have stopped? (opium wars)

During the 1980s, profit from the sale of weapons to iran was used to stop the communists in costa rica. start a proxy war in el salvador. support the contras in nicaragua. stage a coup d’état in guatemala.

Ineed asapppp for world history how to put events in order and how historians used the primary source to create chronology