There were lots of foreign changes that presented challenges for the US. I'll give you a few examples from different time periods. First would be when England wanted to tax the Americans in the Revolutionary period. They did this to try and restrict America's freedom. Another example would be that Russia had spies during the cold war period. This was to gain intelligence of the US war plans. Also when Germany sent the Zimmerman Telegram to Mexico during the WWII period. This was to get Mexico to launch a surprise attack on the US.
Answer:
The use of juries to decide trials
Less democratic forms usually include economic means that are based on a command market system. Command markets are opposite of the free market systems and in a command system a government can choose what will be made and what sold and at what prices and this is usually useful for solving things like economic crises.
-A: Inaccurate. Napoleon entered Italy in 1796 closer to the coast than the Alps. However, the mountains could be said to have protected his northern flank.
-B: True in 1940 against Germany in the Operation Sealion, But False in 1066 in the Invasion By William the Conquerer in the Battle of Hastings.
-C: Almost True. Corsica is in the Mediterranean Sea but isn't Small. it have a land area of about 8500 square kilometers and is the fourth largest
-D: Wrong. The objective was to return boundaries to the situation that existed before the Napoleonic Wars.
-E: Almost True, but don't forget Gibraltar
A, it gives an understanding of what is going on and gives everything context