dispute over at least two small sections of the boundary with China remains to be settled, despite 1997 boundary agreement; islands of Etorofu, Kunashiri, and Shikotan and the Habomai group occupied by the Soviet Union in 1945, now administered by Russia, claimed by Japan; Caspian Sea boundaries are not yet determined among Azerbaijan, Iran, Kazakhstan, Russia, and Turkmenistan; Estonian and Russian negotiators reached a technical border agreement in December 1996, which has not been signed or ratified by Russia as of February 2001; draft treaty delimiting the boundary with Latvia has not been signed; 1997 border agreement with Lithuania not yet ratified; has made no territorial claim in Antarctica (but has reserved the right to do so) and does not recognize the claims of any other nation; Svalbard is the focus of a maritime boundary dispute between Norway and Russia