Vladimir Vladimirovich Putin is a Russian politician and former intelligence officer serving as President of Russia since 2012, previously holding the position from 2000 until 2008. He was Prime Minister of Russia from 1999 until the beginning of his first presidency in 2000, and again between presidencies from 2008 until 2012. During his first term as Prime Minister, he served as Acting President of Russia due to the resignation of President Boris Yeltsin. During his second term as Prime Minister, he was the chairman of the ruling United Russia party.