They did it by destroying their agriculture products
Answer:
They were banned.
Explanation:
United States passes legislation banning the slave trade.
The US Constitution is referred to as the supreme law of the land.
Nuclear arms and military capability
Answer:
On June 28, 1914, a Bosnian Serb assassinated Archduke Franz Ferdinand during his visit to Sarajevo.
Explanation:
(Brainliest plz?)