[December 6th, 1921] The Anglo-Irish Treaty establishing the Irish Free State, an independent state incorporating 26 of Ireland's 32 counties, was signed at the Cabinet Room of 10 Downing Street in London at 2:20 AM by British and Irish negotiators. (Members of the Irish delegation at the signing).
from /r/100yearsago
[1921年12月6日]英国和爱尔兰谈判代表于凌晨2点20分在伦敦唐宁街10号内阁会议室签署了建立爱尔兰自由邦的《英爱条约》，这是一个包括爱尔兰32个郡中26个郡的独立国家。(签署时的爱尔兰代表团成员）。