 Complete the following phrase:  On June 22, 1941, Romania joined Operation Barbarossa on the side of the Axis, in order to reclaim the lost territories of Bessarabia and Northern Bukovina, which had been annexed by the Soviet Union in June 1940. Macici fought with the 2nd Army Corps against the Soviets in the Danube Delta during Operation München, and later advanced towards Odessa. When the city fell on 6 October 1941 after a 2 month siege, Macici and his 2nd Corps took over the citys garrison. On 22 October, a bomb went off at the headquarters of the Romanian 10th Infantry Division, killing 67 people, including 16 officers. Marshal Ion Antonescu ordered reprisals against Jews and Communists; this event became known as the 