The Lusitania arrives in New York City on its final voyage in September 1907, seen here sailing past Battery Park.
Lusitania Sinking: 100 Years Later
The Lusitania at sea in 1907 (Photo by Hulton Archive/Getty Images)
Lusitania Sinking: 100 Years Later
The Lusitania circa 1914 (Photo by Hulton Archive/Getty Images)
Lusitania Sinking: 100 Years Later
Rough seas seen from the deck of the Cunard liner Lusitania on June 1, 1912 (Photo by Topical Press Agency/Getty Images)
Lusitania Sinking: 100 Years Later
The Cunard liner Lusitania, one of only 14 four-stackers ever built steaming into New York harbor. (Photo by Keystone/Getty Images)
Lusitania Sinking: 100 Years Later
Passengers on the second-class deck of the Lusitania. (Photo by Topical Press Agency/Getty Images)
Lusitania Sinking: 100 Years Later
The Lusitania circa 1914 (Photo by Topical Press Agency/Getty Images)
Lusitania Sinking: 100 Years Later
Promotional material showing the first-class dining room on the Lusitania
Lusitania Sinking: 100 Years Later
The dining room aboard the Lusitania (Photo by Hulton Archive/Getty Images)
Lusitania Sinking: 100 Years Later
First-class lounge on the Lusitania
Lusitania Sinking: 100 Years Later
A menu from the Lusitania, about a month before it was torpedoed.
Lusitania Sinking: 100 Years Later
The German Embassy in Washington posted this warning in New York newspapers ahead of the Lusitania's final voyage.
Lusitania Sinking: 100 Years Later
The sinking of the Cunard ocean liner Lusitania by a German submarine off the Old Head of Kinsale, Ireland. One hundred twenty-eight U.S. citizens lost their lives and the tragedy helped bring the USA into World War I. Inset: Admiral Alfred von Tirpitz of the German Navy. (Photo by Hulton Archive/Getty Images)
Lusitania Sinking: 100 Years Later
This drawing of the sinking of the Lusitania uses material supplied by survivors. It appeared in "A Crime That Has Staggered Humanity: The Torpedoing of the Lusitania." (Photo by Hulton Archive/Getty Images)
Lusitania Sinking: 100 Years Later
The sinking of the Cunard ocean liner Lusitania by a German submarine off the Old Head of Kinsale, Ireland. 128 US citizens lost their lives and the tragedy helped bring the USA into World War I. (Photo by Three Lions/Getty Images)
Lusitania Sinking: 100 Years Later
Front page of the New York Herald newspaper on May 8, 1915 (Photo by Hulton Archive/Getty Images)
Lusitania Sinking: 100 Years Later
The front cover of The New York Times on May 8, 1915. Initial reports of a second torpedo proved to be inaccurate.
Lusitania Sinking: 100 Years Later
The coffins of victims of the Lusitania disaster outside the offices of the Cunard Company in May 1915. (Photo by Topical Press Agency/Getty Images)
Lusitania Sinking: 100 Years Later
Hundreds attend the funeral of the victims of the Lusitania disaster at Queenstown, near Kinsale in Ireland, in May 1915. (Photo by Topical Press Agency/Getty Images)
Lusitania Sinking: 100 Years Later
Millionaire Alfred Vanderbilt was among the nearly 1,200 people who died in the sinking of the Lusitania.
Lusitania Sinking: 100 Years Later
Broadway producer Charles Frohman died in the Lusitania disaster. (Photo by Daniel Frohman/Hulton Archive/Getty Images)
Lusitania Sinking: 100 Years Later
Broadway and silent film actress Rita Jolivet survived the sinking of the Lusitania and then went on to appear in two movies about the tragedy.
Lusitania Sinking: 100 Years Later
George Vernon, an opera singer who was trying to secure munitions contracts for Russia, died in the attack on the Lusitania.
Lusitania Sinking: 100 Years Later
Fashion designer Oscar Grab survived the sinking of the Lusitania.
Lusitania Sinking: 100 Years Later
Shocked survivors of the Lusitania disaster, brought ashore at Cobh, Ireland. (Photo by Topical Press Agency/Getty Images)
Lusitania Sinking: 100 Years Later
Survivors of the Lusitania disaster (Photo by Topical Press Agency/Getty Images)
Lusitania Sinking: 100 Years Later
Captain William Turner, commander of the Lusitania when it was torpedoed, is photographed on May 15, 1915. (Photo by Hulton Archive/Getty Images)
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Propaganda poster following the sinking of the Lusitania
Lusitania Sinking: 100 Years Later
Propaganda poster following the sinking of the Lusitania
Lusitania Sinking: 100 Years Later
Propaganda poster following the sinking of the Lusitania