Nor may a state pass any bill of attainder, ex post facto law, or law impairing the obligation of contracts. The Government Class Book Andrew W. Young An ex post facto law is literally a law made after an act is done, or which has effect upon an act after it is done.
The Largest 13 U.S. Banks by Market Capitalization. The four largest âToo Big To Fail(TBTF)â U.S. banks Bank of America (BAC), JPMorgan Chase(JPM), Citigroup (C) and Wells Fargo(WFC) continue to remain as the largest banks in the country. These TBTF banks are also known as the superbanks.
Image credit: iStock/Thinkstock. There's been a reshuffling of rank among the 10 biggest banks in America. During the fourth quarter of 2015, Wells Fargo (NYSE:WFC) eclipsed Citigroup (NYSE:C) to become the nation's third largest bank by assets.