Uruguayan Paraguayans are people born in Uruguay who live in Paraguay, or Paraguayan-born people of Uruguayan descent. As of 2007, there were over 1,000 Uruguayans living on Paraguayan territory. There are lots of Uruguayan-born persons living in Paraguay, for a number of reasons. Both countries share the Spanish language; the historical origins of both nations is common (part of the Spanish Empire until the early 19th century); both countries are members of MERCOSUR, there is no need of special migration documents, and geographical vicinity makes circulation easy.