Category:Kharkiv Oblast in the 20th century

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• Kharkiv Oblast in the 1900s (empty)
• Kharkiv Oblast in the 1910s (empty)
• Kharkiv Oblast in the 1920s (3 C)
• Kharkiv Oblast in the 1930s (11 C)
• Kharkiv Oblast in the 1940s (9 C)
• Kharkiv Oblast in the 1950s (9 C)
• Kharkiv Oblast in the 1960s (3 C, 2 F)
• Kharkiv Oblast in the 1970s (8 C)
• Kharkiv Oblast in the 1980s (7 C)
• Kharkiv Oblast in the 1990s (8 C)