Splendid Little Wars
- Imperialism
- Alfred Mahan
- Monroe Doctrine
- Roosevelt Corollary
- Cuba
- Spanish-Cuban-American war
- José Martí
- Nuestra América
- Platt Amendment
- Guantánamo Bay
- Fulgencio Batista
- Fidel Castro
- Moncada Barracks
- Cuban Revolution
- Nicaragua
- William Walker
- Filibusterer
- Sandino Affair
- Augusto César Sandino
- Anastasio Somoza García ("Tacho")
- FSLN
- Anti-imperialism
- Manos Fuera Nicaragua
- Anti-Imperialist League of the Americas
- Peace Movement
- American Peace Society
- Peace Congresses
- Conscientious Objectors
- Eugene V. Debs
- Hutterites