Story highlights Obama promised Armenian-Americans he would call the atrocity genocide during the 2008 campaign.

The White House views Turkey as a more crucial ally than Armenia.

Pope Francis, actor George Clooney, and even the Kardashians have taken the moral position, calling it the Armenian genocide.

Washington (CNN) This week is the 100th anniversary of what many historians acknowledge as the Armenian genocide -- the Turkish massacre of an estimated 1.5 million Armenians

And it's also the seventh year in a row President Barack Obama has broken his promise to use the word "genocide" to describe the atrocity.

It's a moral position taken by Pope Francis, actor George Clooney and even by the Kardashians.

On the 2008 campaign trail, Obama promised to use the word "genocide" to describe the 1915 massacre by Turks of Armenians -- a pledge he made when seeking Armenian-American votes.

Back then, he held up his willingness to call it a "genocide" as an example of why he was the kind of truth-telling candidate the nation needed.

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