THE TIMELINE FOR NEGRO LEAGUE BASEBALL
| 1920 | ANDREW "RUBE" FOSTER ORGANIZED THE FIRST SUCCESSFUL BLACK PROFESSIONAL BASEBALL LEAGUE CALLED THE NEGRO NATIONAL LEAGUE (NNL) | 19TH AMENDMENT PASSED, GIVING WOMEN THE RIGHT TO VOTE | ||
| 1923 | THE EASTERN COLORED LEAGUE (ECL) IS FORMED BY ED BOLDEN | FIRST SOUND-ON-FILM MOTION PICTURE, "PHONOFILM" WAS SHOWN | ||
| 1924 | THE FIRST WORLD SERIES BETWEEN NNL AND ECL WAS HELD | LAW APPROVED BY CONGRESS MAKING ALL INDIANS CITIZENS | ||
| 1928 | THE EASTERN COLORED LEAGUE FOLDS | HERBERT HOOVER IS ELECTED PRESIDENT | ||
| 1929 | THE AMERICAN NEGRO LEAGUE (ANL) IS FORMED BUT FOLDS AFTER ONE YEAR OF EXISTENCE | STOCK MARKET CRASHES | ||
| 1930 | RUBE FOSTER DIES | NAVAL REDUCTION TREATY SIGNED BY US, BRITAIN, ITALY, FRANCE, AND JAPAN | ||
| 1931 | THE NNL COLLAPSES DUE TO LACK OF LEADERSHIP AND ORGANIZATION | EMPIRE STATE BUILDING IS OPENED | ||
| 1932 | EAST-WEST LEAGUE AND NEGRO SOUTHERN LEAGUE (NSL) ARE FORMED BUT ALL FOLD AFTER ONE YEAR | CHARLES LINDBERGH, JR. KIDNAPPED AND FOUND DEAD | ||
| 1933 | A NEW NEGRO NATIONAL LEAGUE (NNL) IS FORMED BY GUS GREENLEE | THE "NEW DEAL" IS PASSED BY CONGRESS | ||
| 1933 | GUS GREENLEE ORGANIZES THE FIRST ANNUAL EAST-WEST ALL-STAR GAME | ADOLF HITLER BECOMES GERMAN CHANCELLOR | ||
| 1937 | THE NEGRO AMERICAN LEAGUE (NAL) IS FORMED | AMELIA EARHART IS LOST IN THE MIDDLE OF THE PACIFIC OCEAN | ||
| 1942 | FIRST WORLD SERIES IS PLAYED BETWEEN THE NNL AND NAL | BATTLE OF MIDWAY IS JAPAN'S FIRST MAJOR DEFEAT IN WORLD WAR II | ||
| 1947 | JACKIE ROBINSON BECOMES FIRST BLACK TO PLAY IN THE MAJOR LEAGUES BY SIGNING WITH THE BROOKLYN DODGERS | THE MARSHALL PLAN IS PASSED THE CONGRESS | ||
| 1947 | LARRY DOBY BECOMES FIRST BLACK TO PLAY IN THE AMERICAN LEAGUE | PRINCESS ELIZABETH (LATER QUEEN ELIZABETH II) MARRIES PHILLIP MOUNTBATTEN, DUKE OF EDINBURGH | ||
| 1948 | THE NEGRO NATIONAL LEAGUE DISBANDS | USSR BEGINS LAND BLOCKADE OF BERLIN'S ALLIED SECTORS | ||
| 1948 | THE LEGENDARY SATCHEL PAIGE FINALLY JOINS THE MAJOR LEAGUES AT AGE 42 | MOHANDAS GANDHI (INDIA) IS ASSASINATED | ||
| 1960 | THE NEGRO AMERICAN LEAGUE'S LAST YEAR | US LAUNCHES FIRST WEATHER SATELLITE | ||