Today in History.

In 2011, Britain's Prince William and Kate Middleton were married in an opulent ceremony at London's Westminster Abbey. At left they are with Prince George in 2014 at the "Sensational Butterflies'' exhibit at the National History Museum in London.

Today is Wednesday, April 29, the 119th day of 2015. There are 246 days left in the year.

Today's Highlights in History:

On April 29, 1945, during World War II, American soldiers liberated the Dachau concentration camp. Adolf Hitler married Eva Braun inside his ''Fuhrerbunker'' and designated Adm. Karl Doenitz president.

On this date:

In 1429, Joan of Arc entered the besieged city of Orleans to lead a French victory over the English.

In 1798, Joseph Haydn's oratorio ''The Creation'' was rehearsed in Vienna, Austria, before an invited audience.

In 1861, the Maryland House of Delegates voted 53-13 against seceding from the Union. In Montgomery, Alabama, President Jefferson Davis asked the Confederate Congress for the authority to wage war.

In 1913, Swedish-born engineer Gideon Sundback of Hoboken, New Jersey, received a U.S. patent for a ''separable fastener'' -- later known as the zipper.

In 1946, 28 former Japanese officials went on trial in Tokyo as war criminals; seven ended up being sentenced to death.

In 1957, the SM-1, the first military nuclear power plant, was dedicated at Fort Belvoir, Virginia.

In 1968, the counterculture musical ''Hair'' opened on Broadway following...