TV Guide PBS America Thursday

Documentary examining the chain of events that led to the maritime disaster in April 1912, when the ship struck an iceberg in the north Atlantic and went down with around 1,500 passengers and crew. From the procedure for fixing rivets into the ship's bows, the delays in its construction that pushed the maiden voyage into perilous iceberg season, and the astonishing fact that the lookouts on watch that fateful night had no access to binoculars, this film reveals the 10 key mistakes that conspired to sink the supposedly unsinkable Titanic

The Siege of Orléans, the most striking event in the Hundred Year War. The city managed to resist for seven months from October 1428 to May 1429 before being delivered from the English in just a few days by Joan of Arc. It proved a turning point in the conflict between France and England

The presence of American soldiers - nicknamed the 'Sammies', (that is sent by Uncle Sam) - on French soil during the Great War is virtually unknown. Yet, two million arrived in France between 1917 and 1918 to fight on the bloody battlefields alongside French and English troops

After Lincoln's murder, an epic manhunt for his killer is on as his wife and country unravel. America is rife with racial conflict, and his assassination sets the stage for the Civil Rights struggles from Jim Crow to Black Lives Matter. Part six of six