What constitutes foreign relations, Foreign relations

What constitutes “foreign relations?” Foreign relations: trade and religion War and empire building Why is the US so involved in foreign affairs at this particular time? Between 1870 and 1900, European nations colonized more than 20% of the world’s landmass, and ruled over 10% of the world’s population The Berlin Conference of 1884-85 formalized the European “scramble for Africa” and signified Germany’s emergence as a major imperial power 19th Century US Foreign Policy Isolationism v. ExpansionismAn Economic Foreign PolicyJohn Hay and the “Open Door” Notes US Land Acquisitions after Spanish-American War Theodore “Teddy” Roosevelt and his “Rough Riders” “10,000 Miles From Tip to Tip” and America’s New (?) Look Economic depression and the desire for access to new markets The importance of modern naval warfare The struggle for American “manhood” Historian Frederick Jackson Turner’s “Frontier Thesis”*