Most don't know life without Queen Elizabeth II — how will the world cope without her?

“I think this will be an international trauma that’s going to last for probably months and years,” one history professor predicted of Queen Elizabeth II’s passing.

Queen Elizabeth II and Prince Philip: A love story

Queen Elizabeth II wore the British crown for 70 years, but she wore her wedding ring even longer.

Queen Elizabeth II, Britain's longest-reigning monarch, dies at 96
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Queen Elizabeth II served as a constant, stabilizing force throughout her 70-year reign, and most people alive today don’t know a world without her in it.

Photos: Queen Elizabeth II through the years

Queen Elizabeth II, Britain’s longest-reigning monarch, assumed the throne after the death of her father on Feb. 6, 1952.

Queen Elizabeth basks in the spotlight of her Platinum Jubilee
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Queen Elizabeth II became the first British Monarch to celebrate a Platinum Jubilee earlier this year after marking 70 years of service to the people of the United Kingdom, Realms and the Commonwealth.