Jader Barbalho, once president of the country's largest political party, was arrested on Saturday in the Amazonian city of Belem, after officials in the neighbouring state of Tocantins issued a warrant against him.

Based on that paragraph can we conclude that the sentence below is true?
Jader Barbalho is the president of Amazon.

Options are:
(1). yes;
(2). no;
(2).