Which state of the USA has only one common border with a neighbouring US state?
Maine State Route 6 Maine State Route 6 State Route 6 (SR 6) is part of Maine's system of numbered state highways, running from west to east across the state. Its western terminus is at the Canada–United States border near Sandy Bay (a terminus it shares with U.S. Route 201), where it connects to Quebec Route 173. Its eastern terminus is at the Canada-US border in Vanceboro, where it connects to New Brunswick Route 4. SR 6 is the only highway in Maine to terminate at the Canadian border at both ends. With a length of , it is the third-longest state highway in
State Border Guard Service (Kyrgyz Republic) Troop Command, which effectively brought the border protection responsibilities under Russian command again. The borders of Kyrgyzstan with post-Soviet states were thus mostly unguarded as the Russian Border Troops mostly concentrated on guarding the borders facing countries such as Afghanistan and China. In August 1999, the duties of border protection was finally transferred from the Border Guard Service of Russia to the Kyrgyzstani government, which would eventually set the basis for the future State Border Guard Service and the tightening of its borders with the neighbouring countries. On 31 August 2002, the State Border Guard Service of the Kyrgyz Republic