conquest

noun

• the subjugation and assumption of control of a place or people by military force:the conquest of the Aztecs by the Spanish
• [count noun] a territory which has been subjugated by military force:colonial conquests
• (the Conquest) the invasion and assumption of control of England by William of Normandy in 1066.
• the overcoming of a problem or weakness:the conquest of inflation
• the successful ascent of a mountain, especially one not previously climbed:the conquest of Everest
• [count noun] a person whose affection or favour has been won: she was someone he could display before his friends as his latest conquest