The first Republican National Convention was held at Lafayette Hall in Pittsburgh, Pennsylvania on February 22–February 23, 1856. At this convention, the Republican Party was formally organized on a national basis, and the first Republican National Committee was elected. The first Republican National Convention to nominate a presidential candidate convened from June 17–-June 19, 1856 at the Musical
Fund Hall in Philadelphia, Pennsylvania. The 1860 convention nominated the
first successful GOP presidential candidate, Abraham Lincoln of Illinois.