IB Contemporary History Period 1:https://teams.microsoft.com/l/team/19%3addd1c2b462674241a8b75480a3b35bc7%40thread.tacv2/conversations?groupId=5d9dcaa5-fb99-4976-a85b-ab2e4bea1e1f&tenantId=15799c70-c132-4ebb-b102-48c3b9e52f12

IB Contemporary History Period 4: https://teams.microsoft.com/l/team/19%3a4f1b8e9205e44458bd87fa9b67a24afd%40thread.tacv2/conversations?groupId=9f4471bd-e678-4c06-a8d7-17dbf16502ef&tenantId=15799c70-c132-4ebb-b102-48c3b9e52f12

 IB Contemporary History Period 3: https://teams.microsoft.com/l/team/19%3a119005f99a7848568fb31109c2548233%40thread.tacv2/conversations?groupId=74c11f4c-b5fb-4307-a05a-b3a4735c01a2&tenantId=15799c70-c132-4ebb-b102-48c3b9e52f12://teams.microsoft.com/l/team/19%3a119005f99a7848568fb31109c2548233%40thread.tacv2/conversations?groupId=74c11f4c-b5fb-4307-a05a-b3a4735c01a2&tenantId=15799c70-c132-4ebb-b102-48c3b9e52f12

World History Period 2: https://teams.microsoft.com/l/team/19%3a30ecc0aed2fc48598f27418cf700bfa6%40thread.tacv2/conversations?groupId=540d445a-7452-4dff-a39e-7032025ac75a&tenantId=15799c70-c132-4ebb-b102-48c3b9e52f12://teams.microsoft.com/l/team/19%3a30ecc0aed2fc48598f27418cf700bfa6%40thread.tacv2/conversations?groupId=540d445a-7452-4dff-a39e-7032025ac75a&tenantId=15799c70-c132-4ebb-b102-48c3b9e52f12

World History Perriod 5: https://teams.microsoft.com/l/team/19%3a596bfbb71d15403e807e296ee6aca643%40thread.tacv2/conversations?groupId=6194a946-0f16-4f50-afc1-aecea3add49f&tenantId=15799c70-c132-4ebb-b102-48c3b9e52f12://teams.microsoft.com/l/team/19%3a596bfbb71d15403e807e296ee6aca643%40thread.tacv2/conversations?groupId=6194a946-0f16-4f50-afc1-aecea3add49f&tenantId=15799c70-c132-4ebb-b102-48c3b9e52f12

 World History Period 6: https://teams.microsoft.com/l/team/19%3aab66eb055d3a4e4c813a0e05386c91a6%40thread.tacv2/conversations?groupId=1285766f-d499-4747-8a0c-ba1206d6f7f5&tenantId=15799c70-c132-4ebb-b102-48c3b9e52f12://teams.microsoft.com/l/team/19%3aab66eb055d3a4e4c813a0e05386c91a6%40thread.tacv2/conversations?groupId=1285766f-d499-4747-8a0c-ba1206d6f7f5&tenantId=15799c70-c132-4ebb-b102-48c3b9e52f12