MLB is governed by the Major League Baseball Constitution. This document has undergone several incarnations since its creation in 1876. Under … 展开

Founding
In the 1860s, aided by soldiers playing the game in camp during the Civil War, "New York"-style baseball expanded into a national game and … 展开

A baseball uniform is a type of uniform worn by baseball players and by some non-playing personnel, such as field managers and coaches. It is worn to indicate the person's role in the game and—through the use of logos, colors, and numbers—to … 展开

In 1998, both Mark McGwire and Sammy Sosa hit more home runs than the record of 61 set by Yankees right fielder Roger Maris in 1961. 展开

In 1920, the weak National Commission, created to manage relationships between the two leagues, was replaced with the much more powerful Commissioner of Baseball, who had the … 展开

Spring training
Spring training is a series of practices and exhibition games preceding the start of the regular season. Teams hold training camps in the states of … 展开

Since 1986 an All-Star team from MLB is sent to a biennial end-of-the-season tour of Japan, dubbed as MLB Japan All-Star Series, … 展开