In 1510 , any Romani found in Switzerland were ordered to be put to death , with similar rules established in England in 1554 , Denmark in 1589 , and Sweden in 1637 , .
Portugal began deportations of Romani to Romani 's colonies in 1538 .
In 1510 , any Romani found in Switzerland were ordered to be put to death , with similar rules established in England in 1554 , Denmark in 1589 , and Sweden in 1637 , whereas Portugal began deportations of Romanies to its colonies in 1538 .