Instruction and study (1) Language (1) Assaying (1) English (1) Nineteen twenties (1) World War, 1939-1945 (1) World War, 1914-1918 (1) Wealth (1) War (1) Success (1) Imperialism (1) Great powers (1) Goal (Psychology) (1) Defeat (Psychology) (1) Cycles (1) Cabinet system (1) Alliances (1) Use studies (1) Use studies (1) Languages (1) Language, style (1) Design (1) Analysis (1) Semantics (1) Practice (1) Name (1) Guerra mundial, 1914-1918 (1) Lenguas (1) Éxito (1) Diseño (1)