Americans mark 150 years since the Civil War
12 April 2011 Last updated at 20:59 BST
One hundred and fifty years ago, the first shots were fired in the battle of Fort Sumter, marking the start of the American Civil War.
Frank Williams, a retired chief justice of Rhode Island, told the BBC's World News America about his fascination with Abraham Lincoln - who was US president throughout the Civil War - and walked through the Lincoln collection he's built up since his childhood.
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