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The 1070s decade ran from January 1, 1070, to December 31, 1079.

[edit] Events and trends

• 1071
  • Byzantine Empire loses Battle of Manzikert to Turkish army.
  • Succession of Domenico Selvo as the Doge of Venice (1071–1084)
• 1072
  • Normans conquer Palermo in Sicily
• 1073
  • Japan changes emperors
• 1078
  • Romanesque church begun at Santiago de Compostela, Galicia, Spain