Historical Empires - JSON

[
  {
    "code": "01",
    "slug": "british-empire",
    "name": "British Empire",
    "description": "The empire with the largest territorial area in history, ruling approximately one-quarter of the world's land at its peak.",
    "period": "1707-1981",
    "peakYear": 1920,
    "territory": {
      "areaKm2": 35500000,
      "percentOfWorld": 26.35
    },
    "population": {
      "peak": 412000000,
      "percentOfWorld": 23
    },
    "capital": "London",
    "keyFigures": [
      "ヴィクトリア女王",
      "ウィンストン・チャーチル"
    ]
  },
  {
    "code": "02",
    "slug": "mongol-empire",
    "name": "Mongol Empire",
    "description": "The largest contiguous land empire in history, founded by Genghis Khan and rapidly expanded within 70 years.",
    "period": "1206-1368",
    "peakYear": 1290,
    "territory": {
      "areaKm2": 24000000,
      "percentOfWorld": 16
    },
    "population": {
      "peak": 110000000,
      "percentOfWorld": 31
    },
    "capital": "Karakorum",
    "keyFigures": [
      "チンギス・ハーン",
      "クビライ・ハーン",
      "モンケ・ハーン"
    ]
  },
  {
    "code": "03",
    "slug": "russian-empire",
    "name": "Russian Empire",
    "description": "A vast empire from the 18th to 20th centuries, dominating most of the Eurasian continent.",
    "period": "1721-1917",
    "peakYear": 1895,
    "territory": {
      "areaKm2": 22800000,
      "percentOfWorld": 15
    },
    "population": {
      "peak": 176000000,
      "percentOfWorld": 9
    },
    "capital": "Saint Petersburg",
    "keyFigures": [
      "ピョートル大帝",
      "エカチェリーナ2世",
      "アレクサンドル1世"
    ]
  },
  {
    "code": "04",
    "slug": "qing-dynasty",
    "name": "Qing Dynasty",
    "description": "The last imperial dynasty of China, founded by the Manchu people, ruling vast territories including Mongolia, Tibet, and Xinjiang.",
    "period": "1644-1912",
    "peakYear": 1790,
    "territory": {
      "areaKm2": 14700000,
      "percentOfWorld": 10
    },
    "population": {
      "peak": 432000000,
      "percentOfWorld": 36
    },
    "capital": "Beijing",
    "keyFigures": [
      "康熙帝",
      "乾隆帝",
      "慈禧太后"
    ]
  },
  {
    "code": "05",
    "slug": "spanish-empire",
    "name": "Spanish Empire",
    "description": "The first 'empire on which the sun never sets,' dominating most of the Americas and holding European hegemony.",
    "period": "1492-1976",
    "peakYear": 1790,
    "territory": {
      "areaKm2": 13700000,
      "percentOfWorld": 9
    },
    "population": {
      "peak": 68500000,
      "percentOfWorld": 12
    },
    "capital": "Madrid",
    "keyFigures": [
      "フェルナンド2世",
      "イサベル1世",
      "カール5世",
      "フェリペ2世"
    ]
  },
  {
    "code": "06",
    "slug": "umayyad-caliphate",
    "name": "Umayyad Caliphate",
    "description": "The 8th-century Islamic empire, one of the largest in history stretching from Spain to India.",
    "period": "661-750",
    "peakYear": 720,
    "territory": {
      "areaKm2": 11100000,
      "percentOfWorld": 7
    },
    "population": {
      "peak": 62000000,
      "percentOfWorld": 30
    },
    "capital": "Damascus",
    "keyFigures": [
      "ムアーウィヤ1世",
      "アブド・アルマリク",
      "ワリード1世"
    ]
  },
  {
    "code": "07",
    "slug": "achaemenid-empire",
    "name": "Achaemenid Empire",
    "description": "The first world empire of the ancient Orient, founded by Cyrus the Great, ruling diverse peoples through tolerant policies.",
    "period": "550 BCE - 330 BCE",
    "peakYear": -480,
    "territory": {
      "areaKm2": 5500000,
      "percentOfWorld": 5
    },
    "population": {
      "peak": 50000000,
      "percentOfWorld": 44
    },
    "capital": "Persepolis, Susa",
    "keyFigures": [
      "キュロス2世",
      "ダレイオス1世",
      "クセルクセス1世"
    ]
  },
  {
    "code": "08",
    "slug": "han-dynasty",
    "name": "Han Dynasty",
    "description": "China's first long-term unified dynasty, opening the Silk Road and establishing the foundation of Han Chinese identity.",
    "period": "206 BCE - 220 CE",
    "peakYear": -2,
    "territory": {
      "areaKm2": 6000000,
      "percentOfWorld": 4
    },
    "population": {
      "peak": 59600000,
      "percentOfWorld": 30
    },
    "capital": "Chang'an, Luoyang",
    "keyFigures": [
      "劉邦（高祖）",
      "武帝",
      "光武帝"
    ]
  },
  {
    "code": "09",
    "slug": "roman-empire",
    "name": "Roman Empire",
    "description": "The most influential empire that unified the ancient Mediterranean world, whose legal and political systems deeply influenced Western civilization.",
    "period": "27 BCE - 476 CE",
    "peakYear": 150,
    "territory": {
      "areaKm2": 5000000,
      "percentOfWorld": 4
    },
    "population": {
      "peak": 70000000,
      "percentOfWorld": 30
    },
    "capital": "Rome",
    "keyFigures": [
      "アウグストゥス",
      "トラヤヌス帝",
      "マルクス・アウレリウス",
      "コンスタンティヌス1世"
    ]
  },
  {
    "code": "10",
    "slug": "ottoman-empire",
    "name": "Ottoman Empire",
    "description": "An Islamic empire lasting over 600 years, spanning Eastern Europe, the Middle East, and North Africa as a multi-ethnic empire.",
    "period": "1299-1922",
    "peakYear": 1683,
    "territory": {
      "areaKm2": 5200000,
      "percentOfWorld": 4
    },
    "population": {
      "peak": 35000000,
      "percentOfWorld": 7
    },
    "capital": "Istanbul (Constantinople)",
    "keyFigures": [
      "オスマン1世",
      "メフメト2世",
      "スレイマン1世",
      "アブデュルハミト2世"
    ]
  }
]