[A Greek policeman pushes refugees behind a barrier near the Greek-Macedonian border]ISE-SHIMA, Japan (Reuters) - European Council President Donald Tusk said on Thursday he would like the global community to show solidarity regarding the refugee crisis and recognise it is a global problem. Tusk said he would seek G7 support and commitment to increasing global assistance for the immediate and long-term needs of refugees. "We are aware that because of geography, most of the responsibility (regarding the refugee crisis) has been and will be placed on Europe," said Tusk.