What 3 countries make up the Triple Frontier?

The suppossed inventor of baseball at whom the first shot of the civil war was fired? The Sepoy Rebellion broke out in response to Britain's lack of respect for trading rights in India? What was the temperature at Valley Forge 1776? What is santa Anna known for? What Other words for appalled? What does the last name Mudd mean? Does the Marshall plan support the Truman Doctrine? What problems did the presidios and missions face that were the same? How did the helicopters change over the years? What equipment did the us use during the Battle of Midway? List the major military leaders and their battles? When was the 105 mm HE shell first used? Why did Karana want to kill the devilfish? Who did Devilance Hatfield fight for in the civil war? Why was there a German expansion and declaration of war? Who were the leading politicians in the war hawks? Where was the location of battle Antietam? How many casualties in the huaynaputina erruption of 1600? How was the world affected by The Battle of Midway? Southern weapons in civil war?