Egyptian nationalism occurred in December 1922 when the Egyptian government laid claim to the treasures found in the tomb of King Tutankhamun, which had been discovered by a British archaeologist Howard Carter in November 1922, arguing that they belonged to Egypt and Carter could not take them to Britain as he planned. The dispute finally led to the Egyptians posting an armed guard outside of Tutankhaum's tomb to prevent Carter from entering it. In February 1924, the Egyptian government seized control of the tomb and with it all of the artifacts found there, saying that they belonged to Egypt. On 6 March
Exhibitions of artifacts from the tomb of Tutankhamun Queen Elizabeth II officially opened the exhibition on March 29, 1972. More than 30,000 people visited in its first week. By September, 800,000 had been to the exhibition, and its duration was extended by three months because of the popularity. When it did close on December 31, 1972, 1.6 million visitors had passed through the exhibition doors. All profits (£600,000) were donated to UNESCO for conserving the temples at Philae, Egypt. "Treasures of Tutankhamun" was the most popular exhibition in the museum's history. It is considered a landmark achievement in Egypt–United Kingdom relations. The exhibition moved on to other countries,