In the 1980s Margaret Thatcher strode onto the world stage alongside US President Ronald Reagan - who became a political and personal friend.
Recognition of her importance as international leader was reflected in the warmth of today's transatlantic tributes.
ITV News Washington Correspondent Robert Moore reports.
More top news
A son paid off his parents' mortgage for Christmas - reducing them to tears.
Intruders killed an eight-week-old puppy during a failed attempt to steal from a house in East Lothian, police have said.
It will be a cold day today, with temperatures dipping below freezing shortly after dark.