Remarks pre-recorded by the 91-year-old monarch will be televised on Christmas Day in the United Kingdom and the 51 other Commonwealth countries.
Some 22 people were killed - including many children.
The following month, eight people were killed when three men in a van ploughed into pedestrians on London Bridge before going on a knife attack in nearby Borough Market.
Her appearance in the Queen's end of year address to the nation is another sign of how quickly she has been accepted into Britain's most prominent family. Even Prince Philip has decided it's time to slow down a little - having, as he economically put it, 'done his bit'.
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Trump's teleconference, where the President touted the military and their families, continues a tradition set by past presidents. Trump told a caller from MS that the state is "great" and predicted that "Santa is going to treat you very well".
She said: "I don't know that anyone had invented the term "platinum" for a 70th wedding anniversary when I was born".
"We expect our homes to be a place of safety - sanctuary even - which makes it all the more shocking when the comfort they provide is shattered", she said.
"There is a timeless simplicity to the pull of home".
Surrounding the Queen in the palace's 1844 room, where the broadcast was recorded, were family photos including pictures of her great grandchildren Prince George and Princess Charlotte, as well as Meghan and Harry.
This year, Harry's fiancée Meghan Markle will join her husband-to-be Sandringham on December 25th - an unprecedented step for someone who is yet to become an official member of the royal family.
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The president also added that there are talks being held between Foreign Minister Mevlüt Çavuşoğlu and Palestinian authorities. In July, Trump had promised $639m in aid to assist people facing starvation in Nigeria, Somalia, South Sudan and Yemen.
She returned for the traditional service after having missed it previous year due to a lingering cold.
Wearing a brown coat and hat, boots and bag, Markle walked with future husband Harry, his brother Prince William and his wife Kate on their way to St Mary Magdalene Church for a Christmas morning service.
The 36-year-old, who is to Wednesday her 33-year-old Prince in May next year, was dressed in a brown beret and coat as she greeted the crowds.
And she hinted at the arrival of new family members, with Meghan Markle and Prince Harry planning to marry in May, and the Duke and Duchess of Cambridge expecting their third child in April.
The family members then returned home for a traditional turkey lunch, before watching the Queen's speech together.
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The writer responded by questioning whether he and Haskell were part of a tiny group of people who had not had sex with Hagan.