Quick guide to the candidacies for the Senate elections: five provinces with two major ballots and only two places with total division

The upcoming Senate elections in Spain on November 29 will feature unusual alliances, with both left and right parties forming coalitions to maximize their electoral chances. The left, led by PSOE and Frente Amplio, will present a unified list in many provinces, while the right, including PP and Vox, will also collaborate in several areas. Voters will encounter varying ballot options across provinces, with some having only two major parties and others featuring three or four. This election marks a significant shift from the traditional two-party competition, reflecting strategic adaptations to the electoral system that favors the most voted candidates.