The have been called Latin America's "lost decade" because of the slowdown in growth and deterioration in living standards that occurred during that decade

1980's

Explanation:

Latin America's "lost decade" -

In the year 1980 , the latin America faced a huge slowdown in the economy , which affected the lives of peoples a lot , is referred to as the Latin America's lost decade .

Huge financial crisis was faced by the Latin America .

It is also known as La Década Perdida in latin , meaning , " The lost decade " .

Hence , from the given information of the question ,

The correct answer is  1980's .

answer; ///the above statement is (true); //