The area is also claimed by Chile and Argentina.
The politicians set aside past territorial disputes between their countries and said neither recognised the basis of the British claim.
A UN decision on the British bid is expected in May.
Truth is only dangerous to the dangerous!The award winning, flagship blog of Mike Hitchen Online. Read by government departments, NGOs, and numerous agencies. First published May 2005, the blog has more than 24,000 articles and 500 plus topics including Human Rights, Violence Against Women, Women's Issues,Corruption, Human Trafficking, Child Exploitation,Child Soldiers, Zimbabwe, Iran, Sri Lanka, Middle East, Burma and the tragic ongoing betrayal of Madeleine McCann.