-- German Chancellor Angela Merkel called for all parties involved in the hostilities in eastern Ukraine to agree to a cease-fire during a visit to Kyiv on August 23. Speaking after talks with Ukrainian President Petro Poroshenko, Merkel said peace was possible if "both sides" engage.
-- Hundreds of trucks from a Russian aid convoy that unilaterally entered eastern Ukraine on August 22 have crossed the border back into Russia.
-- U.S. President Barack Obama and Merkel have expressed alarm at Russian moves inside Ukraine. According to the White House, Obama and Merkel said the presence of Russian soldiers in Ukraine, the buildup of Russian troops along the Ukrainian border, and Russian shelling into Ukraine represent dangerous escalations of tensions by Moscow.