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Fredrik Reinfeldt led the Moderate Party to its greatest electoral success in 2010. He is a Swedish politician who served as Prime Minister of Sweden from 2006 to 2014 and leader of the Moderate Party from 2003 to 2015. Under Reinfeldt's leadership, the Moderate Party won 30.1% of the vote in the 2010 general election, the party's highest share of the vote since its founding in 1904.