The first months of the new government had policy disputes between the moderate and traditional left wings of the SPD, and some voters got fed up. The first state election after the federal election was held in Hesse in February 1999. The CDU increased its vote by 3.5%. The CDU became the largest party, and replaced a SPD/Green coalition with a CDU/FDP coalition. The result was seen in part as a referendum on the federal government's ideas for a new citizenship law, which would have made it easier for long-time foreign residents to become German citizens, and also to keep their original citizenship as well.