Original sentence: 70,000 of the 80,000 inhabitants of South Ossetia hold Russian citizenship, and Russia citing Chapter VII Article 51 of the United Nations Charter sent troops into South Ossetia through the Roki Tunnel in the morning of 8 August.Russian President Dmitry Medvedev, in noting the deaths of Russian peacekeepers and South Ossetian civilians, most of whom held Russian citizenship, stated: "In accordance with the Constitution and the federal laws, as President of the Russian Federation it is my duty to protect the lives and dignity of Russian citizens wherever they may be
Edited sentence: As most of South Ossetia's inhabitants by this time held Russian citizenship, Russia, citing Chapter VII Article 51 of the United Nations Charter (the self-defence Article) sent troops into South Ossetia through the Roki Tunnel in the morning of 8 August.In the aftermath of the conflict however, Russia extended citizenship to many of South Ossetia's citizens.Russian President Dmitry Medvedev, in noting the deaths of Russian peacekeepers and South Ossetian civilians, stated: "In accordance with the Constitution and the federal laws, as President of the Russian Federation it is my duty to protect the lives and dignity of Russian citizens wherever they may be.South Ossetia declared its independence from Georgia in 1991 during the Georgian-Ossetian conflict, but the entity remained unrecognized, save by fellow break-away republics Abkhazia and Transnistria