Commonwealth of Nations
The land area of the Commonwealth nations is about , or about 21% of the total world land area. The three largest Commonwealth nations by area are Canada at , Australia at , and India at . In 2016, the Commonwealth members had a combined gross domestic product of over $9 trillion, 78% of which is accounted for by the four largest economies: United Kingdom ($2.629 trillion), India ($2.256 trillion), Canada ($1.529 trillion), and Australia ($1.258 trillion).
Foreign relations of Tuvalu
On 1 September 2000, Tuvalu became a full member of the Commonwealth of Nations. Since its independence in 1978, Tuvalu had been a special member of the Commonwealth, but without having any voting rights in the organisation that brings together 54 countries that are mostly former colonies of Great Britain. Tuvalu's admission as a full member was approved by the members of the Commonwealth unanimously earlier in the year.