 Complete the following sentence: United Nations Security Council Resolution 1907, adopted on December 23, 2009, imposed an arms embargo on Eritrea, travel bans on its leaders, and froze the assets of some of the countrys political and military officials after accusing the Eritrean government of aiding Al-Shabaab in Somalia and reportedly refusing to withdraw troops from its disputed border with Djibouti, following a : ìjà ní ọdún 2008. Ọpọlọpọ oṣù ni Àjọ Afíríkà àti àwọn àjọ míràn ti ń ké sí Ìgbìmọ Ààbò láti fìyà jẹ Eritrea. 