Home2022 Treaties and Agreements ...Solomon Islands (22-122) – Millennium Challenge Compact hide Solomon Islands (22-122) – Millennium Challenge Compact TIAS Office of Treaty Affairs January 22, 2022 Foreign Assistance: Millennium Challenge Signed at Washington and Honiara November 24, 2021 and January 22, 2022; entered into force January 22, 2022. With Annexes. Download Agreement [4 MB] Tags Foreign Assistance Millennium Challenge Solomon Islands Treaties