Liberal Democrat leader Nick Clegg paid tribute to Thatcher's resoluteness, saying she was a remarkable politician.
"Her memory will no doubt continue to divide opinion and stir deep emotion, but as we as a nation say farewell to a figure who loomed so large, one thing is for sure. The memory of her will continue undimmed, strong and clear for years to come."
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The 18-month-old baby girl was in "excruciating pain" after suffering broken ribs, leg fractures and injuries to her spine, face and neck.
The "world's first transgender doll" has appeared at New York's Toy Fair and will go on sale in July.
The exhibition includes the gown she wore when she danced with John Travolta at the White House and a dress used for a Vanity Fair cover.