1. The document discusses America's growing imperialism between the late 19th and early 20th centuries. It explores commercial, strategic, social, and religious motivations for expansion. 2. Examples covered include the annexation of Hawaii, the Spanish-American War which resulted in gains of Cuba, Puerto Rico, Guam, and the Philippines, and involvement in China through the Boxer Rebellion and Open Door Policy. 3. The document also examines America's growing influence in the Pacific through acquiring territories like Hawaii, the Philippines, and building the Panama Canal, establishing itself as a Pacific power.