STOCKHOLM, Sweden, Jan. 5 (UPI) -- A European Union delegation headed to Ukraine after nine countries reported natural gas supply problems due to Ukraine's dispute with Gazprom over a bill.

WASHINGTON, Oct. 23 (UPI) -- In what Russian Prime Minister Vladimir Putin called "the greatest tragedy of the 20th century,” the Soviet Union peaceably imploded in 1991. Now the 15 new nations that emerged from the wreckage are forming bilateral relationships, many of which have two points of commonality -- a desire to avoid undue Russian influence and energy. Estonia and Kazakhstan, two former Soviet republics, are intent on deepening their economic ties in a number of fields, including energy.

TALLINN, Estonia, May 17 (UPI) -- Estonian officials accused Russia of deluging government, banking and other Web sites in a cyberwar designed to crash Estonia's computer systems.

TALLINN, Estonia, May 2 (UPI) -- Estonia will suspend consular services at its embassy in Moscow if protests continue outside, the foreign minister said Tuesday.