Matching Pairs Unit 4 Cause Effect MatchingOnline version Match the causes on the left with the effects on the right by Ian Lawrence 1 Burr & Hamilton exchanged nasty words 2 News of the war's end didn't travel fast enough 3 America defended Baltimore & Fort McHenry 4 US had new land called Louisiana 5 Protestors like Equiano told people about the horrible Middle Passage. 6 French leader Napoleon needed money 7 Slave rebellions made slave owners nervous. 8 British kidnapped American sailors French sold US land for money US & Britain fought unnecessary Battle of New Orleans Slave owners made stricter slave codes. "Star Spangled Banner" was written to celebrate the win There was a deadly duel US went to war again on Britain US sent Lewis & Clark to explore new land The slave trade was banned in 1808 (although slavery itself was not).