Colombia's Historic Pact Secures Largest Senate Bloc in 2026 Vote

Colombians voted in legislative elections and interparty consultations for presidential candidates on March 8, 2026, handing President Gustavo Petro's left-leaning Historic Pact coalition the largest bloc in the Senate while strengthening opposition forces and reshaping the field for the May 31 presidential race.

The Historic Pact secured 25 of 102 Senate seats, according to official results from the National Electoral Council, positioning it as the strongest single party in the upper chamber but short of the absolute majority needed to pass legislation independently. The right-wing Democratic Center, founded by former President Álvaro Uribe, finished second with 17 seats. Other parties followed with the Liberal Party at 13 seats, the Green Alliance at 10, the Conservative Party at 10, La U at nine and Radical Change at seven, leaving the remaining seats scattered among smaller groups. In the 188-seat House of Representatives, the Democratic Center led with 32 seats, followed closely by the Liberals with 31 and the Historic Pact with 29. The Conservatives gained 18, Radical Change 13 and the Greens seven.

Analysts described the outcome as a fragmented mandate, requiring the...