Following the Cuban Missile Crisis, General Diko Dikov, the Minister of Internal Affairs, drafted a report for General Semerdzhiev covering military movements inside West Germany(Federal Republic of Germany). Dikov includes a brief description of NATO and English military mobilization along with civilian preparations influenced by propaganda during the crisis.

The commander of the Bulgarian 2nd Army, Colonel Alexiev, issued the order to prepare the Army's air defense for combat. Alexiev cites order N 00190/25.10.1962 issued four days prior to justify the heightened defense alert. The order includes six commands related to combat preparation and instructions for anti-aircraft units.

The Chief of Staff of the Bulgarian Navy issued an order to prepare the Navy for mobilization, citing a Bulgarian government declaration about the Cuban missile crisis. The Chief of Staff's secret order includes 19 specific commands for preparation. Commands include orders regarding necessary supplies for combat readiness, repair schedules, deployment, arming vessels, radio communication, and increased surveillance, among others. The Chief of Staff order includes reporting requirements and specific dates for execution.

The East German Ambassador in Moscow, Rudolf Dölling, writes to the East German Secretary of State (First Deputy Foreign Minister), Otto Winzer, about several diplomatic meetings that have been held concerning US-Cuban relations and tensions. One of these meetings is between several Eastern European countries: East Germany, Poland, Bulgaria, USSR, Romania and Czechoslovakia.