1170s
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◄ | 11th century | 12th century | 13th century | ► ◄ | 1140 | 1150s | 1160er | 1170er | 1180s | 1190s | 1200s | ► 1170 | 1171 | 1172 | 1173 | 1174 | 1175 | 1176 | 1177 | 1178 | 1179