The tactic of using long speeches to delay action on legislation appeared in the very first session of the Senate. On September 22, 1789, Pennsylvania Senator William Maclay wrote in his diary that the “design of the Virginians . . . was to talk away the time, so that we could not get the bill passed.” As the number of filibusters grew in the 19th century, the Senate had no formal process to allow a majority to end debate and force a vote on legislation or nominations.
The full paragraph I quoted in the article about filibusters