Home2004 Treaties and Agreements ...Latvia (04-1112) – Agreement on the Protection and Preservation of Certain Cultural Properties hide Latvia (04-1112) – Agreement on the Protection and Preservation of Certain Cultural Properties TIAS Office of Treaty Affairs November 12, 2004 Cultural Property Agreement signed at Riga October 7, 2002; entered into force November 12, 2004. Download attachment [363 KB] Tags Cultural Properties Latvia Treaties