The letter "K"
Hope this helps
The U.S. invaded the Caribbean island of Haiti (B) in 1994 until 1995 in order to reinstall a new government in Haiti following the 1991 coup d'etat which overthrew a democratically elected leader.
International trade enables specialization, which brings increased efficiency and greater competition to spur the market.
This happens because Specialization would make each nation to focus on producing certain type of products in which they would gain a competitive advantage towards other (either because they had the necessary materials sources or labor qualities) and would create better and cheaper product in the market.
The Seminole War was fought over control of Florida.
