Complex sentence: George Bancroft (Worcester, Massachusetts, October 3,1800--Washington, DC, January 17,1891) was an American historian and statesman who was prominent in promoting secondary education both in his home state and at the national level.
Split into simpler sentences: George Bancroft (October 3,1800--January 17,1891) was an American historian and statesman. A native of Worcester, Massachusetts, he was prominent in promoting secondary education both in his home state and at the national level.