Countries (Twilight of a New Era)

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  Afghan Democratic Republic (Twilight of a New Era)
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  Austria-Hungary (Twilight of a New Era)

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  Belarus (Twilight of a New Era)

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  Canada (Twilight of a New Era)
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  Republic of China (Beijing) (Twilight of a New Era)
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  Republic of China (Nanjing) (Twilight of a New Era)
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  Chinese State Union (Twilight of a New Era)
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  Cilicia (Twilight of a New Era)
• Category:Colonies or dependent territories (Twilight of a New Era)
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  Commonwealths of the United States (Twilight of a New Era)
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  Confederation of Arab States (Twilight of a New Era)
• Category:Country subdivisions (Twilight of a New Era)

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  East Prussia (Twilight of a New Era)
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  Egypt (Twilight of a New Era)
• Estonia (Twilight of a New Era)
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  Ethiopian Empire (Twilight of a New Era)

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  Federal Republic of Central America (Twilight of a New Era)
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  Federation of Gulf States (Twilight of a New Era)
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  Federation of India (Twilight of a New Era)
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  Federation of Socialist Republics (Twilight of New Era)
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  Federation of South Arabia (Twilight of a New Era)
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  Federation of the East Indies (Twilight of a New Era)
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  Finland (Twilight of a New Era)
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  Fragmentation of China (Twilight of a New Era)
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  France (Twilight of a New Era)

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  German Empire (Twilight of a New Era)
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  Federal Republic of Germany (Twilight of a New Era)
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  Kingdom of Greece (Twilight of a New Era)
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  Greece (Twilight of a New Era)

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  India (Twilight of a New Era)
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  Ionia (Twilight of a New Era)
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  Iran (Twilight of a New Era)
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  Ireland (Twilight of a New Era)
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  Irish Free State (Twilight of a New Era)
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  Italian Social Republic (Twilight of a New Era)
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  Kingdom of Italy (Twilight of a New Era)

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  Empire of Japan (Twilight of a New Era)
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  Japan (Twilight of a New Era)

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  Kingdom of Bulgaria (Twilight of a New Era)
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  Government in exile of Korea (Twilight of a New Era)
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  Korea (Twilight of a New Era)

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  Latvia (Twilight of a New Era)
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  Liberia (Twilight of a New Era)
• Lithuania (Twilight of a New Era)
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  Lycia (Twilight of a New Era)

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  Malayan Union (Twilight of a New Era)
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  Manchukuo (Twilight of a New Era)
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  People's Republic of Manchuria (Twilight of a New Era)
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  Mengjiang (Twilight of a New Era)
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  Mexico (Twilight of a New Era)
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  Micronesia (Twilight of a New Era)
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  Moldavia (Twilight of a New Era)
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  Mongolia (Twilight of a New Era)
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  Morocco (Twilight of a New Era)

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  Northern Ireland (Twilight of a New Era)

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  Ottoman Empire (Twilight of a New Era)

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  Persian People's Republic (Twilight of a New Era)
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  People's Republic of Poland (Twilight of a New Era)
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  Poland (Twilight of a New Era)
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  Portugal (Twilight of a New Era)

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  Rhodesia-Nyasaland (Twilight of a New Era)
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  Rif Republic (Twilight of a New Era)
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  Kingdom of Romania (Twilight of a New Era)
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  Russian Empire (Twilight of a New Era)
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  Russian FSR (Twilight of a New Era)

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  Sarawak (Twilight of a New Era)
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  Kingdom of Serbia (Twilight of a New Era)
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  Serbia (Twilight of a New Era)
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  Union of South Africa (Twilight of a New Era)
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  South Chinese Republic (Twilight of a New Era)
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  Spain (Twilight of a New Era)

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  Taiwan (Twilight of a New Era)
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  Thailand (Twilight of a New Era)
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  Tibet (Twilight of a New Era)
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  Transcaucasia (Twilight of a New Era)
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  Turkestan (Twilight of a New Era)
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  Turkey (Twilight of a New Era)
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  Turkish Republic of Pontus (Twilight of a New Era)

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  Ukraine (Twilight of a New Era)
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  United Kingdom (Twilight of a New Era)
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  United Provinces of China (Twilight of a New Era)
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  United States (Twilight of a New Era)

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  West Indies Federation (Twilight of a New Era)

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  Xinjiang (Twilight of a New Era)

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  State of Yunnan (Twilight of a New Era)