Malala and her family visit the United Nations headquarters in New York before meeting with U.N. Secretary General Ban Ki-moon in August.

Malala speaks during the Commonwealth Day observance service at Westminster Abbey in London. Malala has lived in Britain since the Taliban attack.

Malala speaks at a youth empowerment event at London's Wembley Arena in March.

Malala gives a copy of her book to Britain's Queen Elizabeth II during a reception at Buckingham Palace in October 2013.

Malala addresses students and faculty of Harvard University in Cambridge, Massachusetts, after receiving the Peter J. Gomes Humanitarian Award in September 2013.

Queen Rania of Jordan presents Malala with the Leadership in Civil Society Award at the Clinton Global Citizen Awards ceremony in New York in September 2013.

Musician Bono, right, and Salil Shetty, the secretary general of Amnesty International, honor Malala with the Amnesty International Ambassador of Conscience Award at the Manison House in Dublin, Ireland, in September 2013. The award is Amnesty International's highest honor, recognizing individuals who have promoted and enhanced the cause of human rights.

Malala receives a trophy from Yemeni civil rights activist Tawakkol Karman after being honored with the International Children's Peace Prize in The Hague, Netherlands, in September 2013. Karman was one of the Nobel Peace Prize winners in 2011.

Malala receives the 25th International Prize of Catalonia in July 2013 in Barcelona, Spain. The award recognizes those who have contributed to the development of cultural, scientific and human values around the world.

Malala is applauded before she speaks at the United Nations Youth Assembly in New York on July 12, 2013, her 16th birthday. "They thought that the bullets would silence us, but they failed," she said. "And then, out of that silence, came thousands of voices."

Malala was one of seven people featured on the cover of Time magazine's 100 most influential people edition in April 2013.

Malala returns to school at Edgbaston High School for Girls in Birmingham, England, on March 19, 2013. She said she had "achieved her dream."

Malala recovers after receiving treatment at Queen Elizabeth Hospital in Birmingham on October 19, 2012. Doctors covered the large hole in her skull with a titanium plate. The teen suffered no major brain or nerve damage, and she even kept the piece of her skull that was removed as a souvenir of her fight.

Pakistani hospital workers carry Malala on a stretcher on October 9, 2012, after she was shot in the head and neck by the Taliban in Mingora, Pakistan.