Did the British conquer any land in south America?

Yes as they did on all 7 across the word

Answer: Yes they had many colonies in south america

Explanation:British Guiana was the name of the British colony, part of the British West Indies (Caribbean), on the northern coast of South America, now known as the independent nation of Guyana (since 1966) ... In 1796, Great Britain took over these three colonies during hostilities with the French, who had occupied the Netherlands.