Malala Yousafzai has added the Queen to her celebrity rollcall during a visit to Buckingham Palace to promote global education.
A schoolgirl shot by the Taliban for championing women's rights told the UN she was attacked because extremists fear the power of education.
Malala Yousufzai, the 15 year old shot in the head by the Taliban, has been reunited with her friend who was injured in the same attack.
Nigerian militant group Boko Haram have released a video mocking the #bringbackourgirls campaign which was founded after they abducted 200 schoolgirls.
Coming three months after the youngsters were taken, the footage shows the group's leader Abubaker Shekau standing in front of rows of tanks and fighters.
In a mocking tone he seemingly directed at Nigerian president Goodluck Jonathan he says: "Bring back our girls, bring back our army."
He then shouts: "Kill, kill, kill Christians," before claiming he is ruled by the Koran and not the Nigerian constitution.
Footage of the youngsters, who have been missing for more than three months, is then shown although it is unclear when it was taken.
Boko Haram have released a video mocking the #BringBackOurGirls campaign, and demanding that the Nigerian government release members of their group imprisoned in Nigeria.
The video comes three months after the abductions, and leader Abubaker Shekau is seen in front on rows of tanks and fighters shouting "Bring back our army".
Malala Yousafzai is currently in Nigeria meeting some of the girls who managed to escape Boko Haram.
Malala Yousafzai, the teenager who made a miraculous recovery after being shot in the head by the Taliban, praised efforts made by Nigerian campaigners to raise awareness around the abduction of more than 200 girls by Islamist militant group Boko Haram.
Speaking during a visit to the country, Malala said: "We thank you so much for telling the world that this is happening here, not only just knowing but also to tell the world that they stand up with you".
Malala Yousafzai, the teenager who was shot in the head by the Taliban for going to school but miraculously survived, is to meet some of the kidnapped girls who escaped from Boko Haram
The 17-year-old, who is now a women's rights campaigner, travelled to Nigeria to help draw attention to their cause.
In a statement ahead of what has been dubbed 'Malala Day,' the schoolgirl said: "This Malala Day, I have come to Nigeria to honour the stories of these brave girls who have sacrificed so much to get an education and achieve their dreams."
More than 200 schoolgirls were kidnapped by the militant Islamist group in April. Despite repeated pleas for their release many are still being held captive.
An oil painting of Pakistani school girl Malala Yousafzai was sold for just under £49,000 at an auction in New York.
The portrait, by British artist Jonathan Yeo and entitled Girl Reading, was sold at Christie's for a hammer price of 82,000 US dollars.
The 16-year-old plans to donate the proceeds to Nigerian charities focusing on female education and women's rights.
She has been a vocal activist for women's education and joined the #BringBackOurGirls campaign calling for Boko Haram to release the kidnapped schoolgirls.
A portrait of Malala Yousafzai, the Pakistani schoolgirl shot by the Taliban for courageously campaigning for girls’ education, is to be offered at auction by Christie's.
Artist Jonathan Yeo has offered the painting, expected to fetch $60,000-80,000 (£36,000 - £48,000), to benefit the Malala Fund, a charity set up by Malala to support the fight for girls’ right to education.
Malala was called the "Bravest Girl in the World" by President Barack Obama and was recently awarded the International Children’s Peace Prize for her inspirational work and courage.
Despite the appearance of flamboyant pop stars, a veteran singer and a former secretary of state, Malala Yousafzai drew the greatest cheers and adulation at the US Glamour Women of the Year awards in New York last night.
The 16-year-old Pakistani education activist, who was shot in the head by the Taliban a year ago, told the crowd that the pen was much mightier than the gun.
Also appearing at the evening was former Congresswoman Gabrielle Giffords, who, along with retired astronaut husband Mark Kelly, won the Couple of the Year award for their work on gun safety, while singer Barbara Streisand accepted the Lifetime Achievement award.
Schoolgirl Malala Yousafzai, who survived an assassination attempt by the Taliban, has said conflict-ridden countries should fight only about educating their children and swap guns for pens.
The 16-year-old received a standing ovation after speaking at an event to launch her memoir I Am Malala in central London with her comments provoking regular outbreaks of applause at the Southbank Centre.
The teenager, who was shot in the head while travelling on a school bus in Pakistan last October, told the audience: "You are not powerful if you have a gun, because with a gun you can only kill.
"You are powerful when you have a book, when you have pen. Because through a pen you can save lives. And that's the change we want to bring in our society."
The schoolgirl who survived an assassination attempt by the Taliban, has been reunited in Edinburgh with her two friends who were also injured in the same shooting. Malala Yousafzai also picked-up another award for continuing to fight for the right of girls to an education.
Harry Smith reports:
Pakistani schoolgirl Malala Yousafzai has praised the supporters of her campaign for education in a speech given in Edinburgh.
Malala, who survived an assassination attempt from the Taliban after her outspoken support of education for women, was given an honorary master's degree by Edinburgh University.
She was also awarded with the Carnegie award for Wellbeing for her work promoting education and women's rights.