This title tells the story of Major League Soccer, from its origins in the 1990s to its modern explosion in popularity. Readers will learn about the history of American professional soccer, the league's greatest stars, and the incredible growth MLS has undergone in the first decades of the twenty-first century. Features include infographics, a glossary, websites, source notes, and an index. Aligned to Common Core Standards and correlated to state standards. Essential Library is an imprint of Abdo Publishing, a division of ABDO.