President of the European Council extended his influence into financial policy, the most important area left to the rotating Council presidency, with the rotating presidency seeing a greater decrease in power than previously planned. Many of the changes introduced with the Lisbon Treaty need concretion through practical implementation by the current actors. The Spanish presidency unsuccessfully tried to challenge the European Council president's prominent post during the first rotating presidency of 2010, while the second half of the year saw a Belgian rotating presidency marked by a weakened caretaker government which did not challenge Herman van Rompuy, himself a Belgian politician. The Belgian rotating presidency
President of the European Commission Reformists, the third largest of the political groups, did not name a candidate, objecting to the principle of ' and its "tenuous" basis in law. The People's Party won a plurality (29%) in the 2014 elections, and Jean-Claude Juncker, its lead candidate, was appointed as president by the European Council. British Prime Minister David Cameron and Hungarian Prime Minister Viktor Orbán were the only members of the council to object to his selection. Some commentators argued that this amendment did not entitle the political parties of the Parliament to nominate candidates for the president of the Commission, and that such