The depression of the 1930s.
The best definition of an argumentative text is a text that supports a claim about a debatable topic using evidence as support.
<u>An argumentative text is a piece of writing in which the author presents a claim about a controversial topic and provides evidence to support it and, at the same time, to refute a counterclaim</u>. In other words, the author provides the reader with evidence such as statistics in order to present a counterargument as ineffective. Moreover, an argumentative essay is structured with an introduction, body paragraphs and a conclusion.
Sorry, I don't exactly understand your question.