Answer:
However, Thanksgiving was always the last Thursday in November because that was the day President Abraham Lincoln observed the holiday when he declared Thanksgiving a national holiday in 1863.
Explanation:
Trade embargo would be the issue due to the fact that blocking trade for food during war could lead to shortage
It already is an improper fraction but to make it proper it would would be 15 and 1/2
1800s
December 2,1804 to be exact
Invading soldiers burned wheat crops