Category:Organizations established in the 1100s

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This category is for organizations established in the decade 1100s.

1050s
1060s
1070s
1080s
1090s
1100s
1110s
1120s
1130s
1140s
1150s

7th
8th
9th
10th
11th
12th
13th
14th
15th
16th
17th

See also: Category:Organizations disestablished in the 12th century