'What about 9/11?' Twitter ridicules Joe Biden after he calls Capitol storming the 'worst attack on our democracy since the Civil War' in first address to Congress Joe Biden was excoriated on Twitter Wednesday after claiming the Capitol storming was the 'worst attack on our democracy since the Civil War' The president made the claim in his first address to a joint session of Congress Biden lamented he inherited 'the worst pandemic, 'worst economic crisis since the Great Depression' and 'worst attack on our democracy since the Civil War' Twitter users were quick to point out American tragedies between the 1860s and 2021 like the 9/11 terrorist attacks, Pearl Harbor and presidential assassinations