Just as you keep alive the memory of your fallen friends, America must keep its commitment to you.

WHITEHOUSE: Honoring the Troops on Memorial Day

And more than 40 American soldiers are alive today to carry on, to keep alive the memory of their fallen brothers, to help make sure that this country that we love so much remains strong and free.

WHITEHOUSE: The White House

"As the last witnesses to the horrors of World War II leave us, it is vital, it is imperative, to keep alive the memory and example of individuals like Raoul Wallenberg, " she said, describing Mr Wallenberg as a man of "moral courage and heroic example".

BBC: Australia gives Holocaust hero Wallenberg citizenship

But now "we are at a historic point where some new ideas are being able to question the orthodoxy of the amyloid hypothesis, " says Zaven Khachaturian, president of Keep Memory Alive in Las Vegas and former head of Alzheimer's research at the National Institutes of Health.

FORBES: Alzheimer's Drug Showdown

He said the aim of putting two wreaths and 75 rose petals into the sea above the wreck was to keep the memory alive of those who had lost their lives.

BBC: HMS Affray submarine sinking remembered off Alderney

Speaking to the Today's programme's John Humphrys, Henia Bryer described how she has lived with the memory of such horrors and how important is it to keep the memory of the Holocaust alive.

BBC: Holocaust terror 'should never be forgotten'

That difference is "unexpected but not inexplicable, " says Zaven Khachaturian, president of Keep Memory Alive in Las Vegas and former head of Alzheimer's research at the National Institutes of Health.

FORBES: Magazine Article

Then, in a rambling speech that evoked the bombastic oratory of Chavez, Maduro said he would work to keep alive his memory and legacy.

CNN: Venezuela's vice president sworn in as interim president