Third Vice President, Minister for Ecological Transition and PSOE candidate for the European elections, Teresa Ribera (c), and behind her, PSOE spokesperson in the Madrid Assembly, Juan Lobato, pose with party militants, on their arrival at the celebration of the 145th anniversary of the founding of the PSOE, at Casa Labra, on May 2, 2024, in Madrid (Spain). Today the 145th anniversary of the PSOE is celebrated at Casa Labra in Madrid. On May 2, 1879, the party was founded by a group of workers and intellectuals, led by the typographer Pablo Iglesias. The PSOE is one of the oldest workers' parties in Europe, second only to the Social Democratic Party of Germany. 02 MAY 2024 Alejandro Martínez Vélez / Europa Press 05/02/2024 (Europa Press via AP)