Frame AD 1820 — world borders from AD 1820 to AD 1821. 148 countries have territory in this frame, and the largest is Russian Empire (≈ 17.40 million km²).
| Rank | Country | Area |
|---|---|---|
| 1 | Russian Empire | ≈ 17.40 million km² |
| 2 | Qing dynasty | ≈ 12.50 million km² |
| 3 | Portuguese Empire | ≈ 8.09 million km² |
| 4 | Spanish Empire | ≈ 7.83 million km² |
| 5 | British Empire | ≈ 2.84 million km² |
| 6 | Ottoman Empire | ≈ 2.67 million km² |
| 7 | United States | ≈ 1.95 million km² |
| 8 | Kazakh Khanate | ≈ 1.82 million km² |
| 9 | Qajar dynasty | ≈ 1.67 million km² |
| 10 | Río de la Plata | ≈ 1.39 million km² |
| 11 | New Granada | ≈ 1.34 million km² |
| 12 | Durrani Empire | ≈ 1.31 million km² |
| 13 | British Empire | ≈ 861 thousand km² |
| 14 | Union between Sweden and Norway | ≈ 804 thousand km² |
| 15 | Khanate of Khiva | ≈ 738 thousand km² |
| 16 | Myanmar | ≈ 698 thousand km² |
| 17 | Austrian Empire | ≈ 692 thousand km² |
| 18 | Sokoto Caliphate | ≈ 630 thousand km² |
| 19 | Bourbon Restoration in France | ≈ 629 thousand km² |
| 20 | Funj Sultanate | ≈ 627 thousand km² |
| 21 | Muhammad Ali dynasty | ≈ 605 thousand km² |
| 22 | Spain | ≈ 496 thousand km² |
| 23 | Rattanakosin Kingdom (1782–1932) | ≈ 430 thousand km² |
| 24 | Morocco | ≈ 388 thousand km² |
| 25 | Great Britain | ≈ 384 thousand km² |
| 26 | Emirate of Bukhara | ≈ 368 thousand km² |
| 27 | Tokugawa shogunate | ≈ 363 thousand km² |
| 28 | Cape Colony | ≈ 327 thousand km² |
| 29 | Dutch East Indies | ≈ 326 thousand km² |
| 30 | Paraguay | ≈ 322 thousand km² |
| 31 | Nguyễn dynasty | ≈ 297 thousand km² |
| 32 | Sultanate of Darfur | ≈ 294 thousand km² |
| 33 | German Confederation | ≈ 282 thousand km² |
| 34 | Wadai Sultanate | ≈ 280 thousand km² |
| 35 | Chile | ≈ 247 thousand km² |
| 36 | Mughal Empire | ≈ 241 thousand km² |
| 37 | Ethiopian Empire | ≈ 240 thousand km² |
| 38 | Joseon | ≈ 232 thousand km² |
| 39 | Kanem–Bornu Empire | ≈ 228 thousand km² |
| 40 | Regency of Algiers | ≈ 212 thousand km² |
| 41 | Sikh Empire | ≈ 203 thousand km² |
| 42 | Denmark–Norway | ≈ 182 thousand km² |
| 43 | Khanate of Kokand | ≈ 175 thousand km² |
| 44 | Imerina | ≈ 173 thousand km² |
| 45 | Vientiane | ≈ 172 thousand km² |
| 46 | Asante Empire | ≈ 153 thousand km² |
| 47 | Nepal | ≈ 150 thousand km² |
| 48 | Netherlands Antilles | ≈ 149 thousand km² |
| 49 | Luang Prabang | ≈ 148 thousand km² |
| 50 | Talpur dynasty | ≈ 148 thousand km² |
| 51 | Khmer Empire | ≈ 115 thousand km² |
| 52 | Lunda Empire | ≈ 112 thousand km² |
| 53 | Greenland | ≈ 103 thousand km² |
| 54 | Riau-Lingga Sultanate | ≈ 102 thousand km² |
| 55 | Kingdom of Portugal | ≈ 96 thousand km² |
| 56 | Imams of Yemen | ≈ 96 thousand km² |
| 57 | Kingdom of the Two Sicilies | ≈ 91 thousand km² |
| 58 | Beylik of Tunis | ≈ 88 thousand km² |
| 59 | Maratha Empire | ≈ 83 thousand km² |
| 60 | Oman | ≈ 79 thousand km² |
| 61 | Kingdom of Sardinia (1720–1861) | ≈ 78 thousand km² |
| 62 | Kingdom of Bavaria | ≈ 76 thousand km² |
| 63 | Karamanli dynasty | ≈ 76 thousand km² |
| 64 | Wallachia | ≈ 74 thousand km² |
| 65 | Trucial States | ≈ 73 thousand km² |
| 66 | Bahrain | ≈ 73 thousand km² |
| 67 | Netherlands | ≈ 71 thousand km² |
| 68 | Sultanate of Brunei (1368–1888) | ≈ 69 thousand km² |
| 69 | Sultanate of Sulu | ≈ 68 thousand km² |
| 70 | Oyo Empire | ≈ 66 thousand km² |
| 71 | Chiang Mai | ≈ 65 thousand km² |
| 72 | Omanis | ≈ 65 thousand km² |
| 73 | Johor Sultanate | ≈ 62 thousand km² |
| 74 | Palembang Sultanate | ≈ 55 thousand km² |
| 75 | Kingdom of Champasak | ≈ 42 thousand km² |
| 76 | Moldavia | ≈ 42 thousand km² |
| 77 | Aceh Sultanate | ≈ 42 thousand km² |
| 78 | Serbs | ≈ 41 thousand km² |
| 79 | Caliphate of Hamdullahi | ≈ 41 thousand km² |
| 80 | Bhutan | ≈ 40 thousand km² |
| 81 | Switzerland | ≈ 40 thousand km² |
| 82 | Malacca Sultanate | ≈ 40 thousand km² |
| 83 | Papal States | ≈ 39 thousand km² |
| 84 | Sultanate of Banjar | ≈ 39 thousand km² |
| 85 | First Empire of Haiti | ≈ 31 thousand km² |
| 86 | Jambi Sultanate | ≈ 28 thousand km² |
| 87 | Portuguese Empire | ≈ 27 thousand km² |
| 88 | Zululand | ≈ 26 thousand km² |
| 89 | Hawaiian Kingdom | ≈ 25 thousand km² |
| 90 | Qatar | ≈ 25 thousand km² |
| 91 | Sultan of Perak | ≈ 24 thousand km² |
| 92 | Kingdom of Saxony | ≈ 18 thousand km² |
| 93 | Kingdom of Württemberg | ≈ 17 thousand km² |
| 94 | Sultan of Terengganu | ≈ 14 thousand km² |
| 95 | Grand Duchy of Baden | ≈ 14 thousand km² |
| 96 | Electorate of Hesse | ≈ 14 thousand km² |
| 97 | Sultan of Selangor | ≈ 12 thousand km² |
| 98 | Tanjungpura Kingdom | ≈ 11 thousand km² |
| 99 | Duchy of Mecklenburg | ≈ 11 thousand km² |
| 100 | Kedah Sultanate | ≈ 11 thousand km² |
| 101 | Ségou Empire | ≈ 11 thousand km² |
| 102 | Grand Duchy of Hesse | ≈ 11 thousand km² |
| 103 | Bima Sultanate | ≈ 10 thousand km² |
| 104 | Principality of Abkhazia | ≈ 9,758 km² |
| 105 | Dutch Gold Coast | ≈ 9,081 km² |
| 106 | Kelantan | ≈ 8,555 km² |
| 107 | French India | ≈ 7,841 km² |
| 108 | Bali | ≈ 7,719 km² |
| 109 | Duchy of Parma and Piacenza | ≈ 7,460 km² |
| 110 | Duchy of Modena and Reggio | ≈ 6,816 km² |
| 111 | Kutai | ≈ 6,766 km² |
| 112 | Negeri Sembilan | ≈ 5,900 km² |
| 113 | Sultanate of Sambas | ≈ 5,844 km² |
| 114 | Duchy of Nassau | ≈ 5,756 km² |
| 115 | Kuwait | ≈ 5,500 km² |
| 116 | Duchy of Oldenburg | ≈ 4,895 km² |
| 117 | Duchy of Brunswick | ≈ 4,726 km² |
| 118 | Hamengkubuwono | ≈ 4,177 km² |
| 119 | Pontianak Sultanate | ≈ 4,061 km² |
| 120 | Principality of Guria | ≈ 3,776 km² |
| 121 | Surakarta Sunanate | ≈ 3,694 km² |
| 122 | Mạc dynasty | ≈ 3,661 km² |
| 123 | Saxe-Altenburg | ≈ 3,105 km² |
| 124 | Grand Duchy of Berg | ≈ 2,942 km² |
| 125 | Mempawah Kingdom | ≈ 2,937 km² |
| 126 | Free City of Lübeck | ≈ 2,669 km² |
| 127 | Saxe-Weimar-Eisenach | ≈ 2,642 km² |
| 128 | Principality of Svaneti | ≈ 2,389 km² |
| 129 | Principality of Reuss-Gera | ≈ 2,186 km² |
| 130 | Duchy of Anhalt | ≈ 1,990 km² |
| 131 | Sultan | ≈ 1,983 km² |
| 132 | Free City of Cracow | ≈ 1,645 km² |
| 133 | Hamburg | ≈ 1,479 km² |
| 134 | Hohenzollern-Sigmaringen | ≈ 1,310 km² |
| 135 | House of Schwarzburg | ≈ 1,210 km² |
| 136 | Saxe-Meiningen | ≈ 1,148 km² |
| 137 | Principality of Waldeck and Pyrmont | ≈ 942 km² |
| 138 | Grand Duchy of Tuscany | ≈ 938 km² |
| 139 | House of Khalifa | ≈ 881 km² |
| 140 | Principality of Lippe | ≈ 829 km² |
| 141 | Danish Gold Coast | ≈ 718 km² |
| 142 | Kingdom of Prussia | ≈ 594 km² |
| 143 | Free City of Bremen | ≈ 495 km² |
| 144 | Andorra | ≈ 380 km² |
| 145 | Sultanate of Maguindanao | ≈ 373 km² |
| 146 | Principality of Lichtenberg | ≈ 179 km² |
| 147 | Free City of Frankfurt | ≈ 178 km² |
| 148 | Monaco | ≈ 164 km² |
Chile · Myanmar · Talpur dynasty · Caliphate of Hamdullahi · Riau-Lingga Sultanate · Trucial States · Bahrain · Kingdom of Saxony · Zululand · Qatar · Saxe-Meiningen · House of Schwarzburg · Principality of Lichtenberg · Free City of Frankfurt
First Saudi state · Konbaung dynasty · Federal League (1815–1820) · Mexicans · Septinsular Republic
These are cases where one country’s land grew into another country’s former land (not actual routes of advance).
32 events from the sources that fall in this frame, grouped by region.
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