(14.März) «For this reason I support new forms of cooperation», he said at a joint press conference with the other leaders. Some EU member states could «go more quickly» and «further in areas such as defence and the eurozone, by deepening the economic and monetary union, and by harmonizing fiscal and social policy», the French president said. Other EU members could choose to opt out of measures intended to deepen integration, he added. Hollande also emphasized the need for a European defense that would operate in coordination with NATO.