Complex sentence: He was one of the four Vice-Presidents in the transitional administration of Afghanistan from December 22,2001 to December 7,2004 then was elected Minister of Commerce and is currently the Senior Presidential Advisor to President Karzai.
Split into simpler sentences: He was one of the four Vice-Presidents in the transitional administration of Afghanistan from December 22,2001 to December 7,2004. He subsequently was elected Minister of Commerce and was recently appointed as the Senior Presidential Advisor to President Karzai.