Columbus's first two voyages (1492–93) reached the Bahamas and various Caribbean islands, including Hispaniola, Puerto Rico and Cuba.In 1498, sailing from Bristol on behalf of England, John Cabot landed on the North American coast, and a year later, Columbus's third voyage reached the South American coast.Based on this treaty and on early claims by Spanish explorer Vasco Núñez de Balboa, discoverer of the Pacific Ocean in 1513, the Spanish conquered large territories in North, Central and South America.
It was also a fraction of the 2007 peak when there were 111,000 NI registrations.
The new analysis suggests the historic vote to leave the Brussels bloc is having an effect.
In the 19th century over 50 million people left Europe for the Americas.
The post-1492 era is known as the period of the Columbian Exchange, a dramatically widespread exchange of animals, plants, culture, human populations (including slaves), ideas and communicable disease between the American and Afro-Eurasian hemispheres following Columbus's voyages to the Americas.
The count of those who asked for National Insurance numbers (NINos) – necessary for anyone who wants a job legally in the UK – fell by around a third in a year.