Due to the US not treating African-Americans, thousands of them lost their employment when they returned home to the US. While they were in the Army they were treated well and had food and payment from the army, however it changed when the war ended.
Europe felt like Adams caused the french revolution on purpose since he was watching it all along his presidency. Ironically enough, the french revolution broke out in 1792.
In 1798 an amid widespread of fear was present due to the alien and sedition acts. Foreign residents in the country had four laws that restricted them from speech and from press.
Wanting to limit British influence along their frontier, the French built a string of forts from Lake Erie towards the forks of the Ohio (present-day Pittsburgh). Because rivers were so important to transportation, the forks of the Ohio was a strategically important location, one that both nations wanted to control.