Coolidge , who served as the governor of Massachusetts from 1919 through 1921 was nominated at the 1920 Republican National Convention for the ticket of Warren G. Harding for president and Coolidge for vice president . Coolidge became the Vice President of the United States after the Republican ticket was victorious in the 1920 presidential election . On August 2 , 1923 , President Harding died unexpectedly while on a speaking tour of the Western United States . Vice President Coolidge was visiting his family home in Vermont when he received word by messenger of Harding 's death . Coolidge 's father , a notary public , administered the oath of office in the family parlor at 2:47 a.m. on August 3 , 1923 . The following day , Coolidge traveled to Washington , D.C. , where he was sworn in again by Justice Adolph A. Hoehling Jr. of the Supreme Court of the District of Columbia . Coolidge addressed Congress when it reconvened on December 6 , 1923 , expressing support for many of Harding 's policies , including Harding 's formal budgeting process and the enforcement of immigration restrictions
1920 Republican National Convention
1920 Republican National Convention
Presidency of Calvin Coolidge