Statement by the Central Committee of the Communist Party of the Soviet Union and the Council of Ministers of the USSR on the transfer of Soviet troops and missiles to various Warsaw Treaty countries

Document memorandum by Soviet Ambassador to Poland Aristov regarding potential nonproliferation treaty

Letter from Gomulka to Khrushchev discussing Polish opposition to Soviet proposal for a Non-Proliferation Treaty. Gomulka suggests that the treaty will further split the communist camp. While discussing the state of Sino-Soviet relations, the Polish leader suggests that the Soviet Union and the PRC adopt a common position in matters of foreign policy in order to strengthen the power of the Socialist camp.

(Excerpts) discussion between Marshal Vasilii Kuznetsov and SED Politburoi members on the issues of Nuclear Non-Proliferation, US plans for the MLF, and Warsaw Pact military and political cooperation.

A detailed strategic miltiary plan the Czechoslovak People’s Army for war period.

This brief cipher message informs the Polish military leadership that the joint military exercise to be conducted in Poland and Czechoslovakia must be postponed from June to July.

Sent by the Soviet Union, this cipher message notifies Polish forces that a joint strategic operational military exercise will be conducted in Poland and Czechoslovakia in the coming month. Soviet Marshal Yakubovsky advises Polish Division General Jaruzelski to mobilize the appropriate forces and resources for the purposes of the exercise.

This cipher message provides the leadership of Polish forces with specific information regarding the implementation of the military exercise to be held in Poland and Czechoslovakia.

Memorandum outlining with the formulation of Czechoslovak state interests in the military area. The memorandum urges the elaboration of a state military doctrine of the Czechoslovak Socialist Republic having as the point of departure the state interests of Czechoslovakia.

This Soviet cipher message provides Polish military forces with specific instructions regarding the forthcoming joint military exercise in Poland and Czechoslovakia. The given details pertain primarily to Polish troop movements.

Soviet General-Lieutenant Kozmin requests information from Polish General Chocha so that Soviet troops may pass through Polish territory.

This Soviet cipher message gives orders to the Polish military leadership regarding the joint military exercise in Poland and Czechoslovakia.

Directive describes how the military exercise Overcast Summer-68 ["Pochmurne Lato"] will transpire on August 1 on the border of Poland and Czechoslovakia from 28 July to 5 August 1968 and states the logistics of the exercise. Information includes what groups will be used, their commanding generals, equipment, and first aid materials. The document also details how communications between all parties involved will function, as well as signal words and numbers that are to be used under various situations. Directive is signed by Minister of Defense and General of Divisions, Wojciech Jaruzelski.

The Soviet exercise control staff provides the Polish forces from the Silesian region with directions regarding the forthcoming military exercise. The Polish troops are ordered to maintain secrecy so as to avoid enemy intelligence gathering.

Memorandum from Chief of General Staff II General Oliwa to Chief of General Staff and Deputy Minister of National Defense, General Chocha. General Oliwa is sending a note from the Military Attaché in Prague assessing the events in Czechoslovakia from 28 July to 5 August 1968. The status of the party and public opinion on the party in Czechoslovakia is highlighted throughout.

The Soviet exercise control staff provides the Polish forces with information regarding the upcoming joint military exercise.

General Pavlovsky writes to the Commander of the Polish Second Army, Brigadier General Florian Siwicki. He lists preliminary steps in Operation Danube where the troops enter from Poland into Czechoslovakia.

Report given out by the Polish Army General Staff regarding the state of Polish combat troops for the intervention in Czechoslovakia. States that the armies are in full readiness and are ready to move toward Czechoslovakia at any time. An overview of the area in Czechoslovakia that they are invading is also given at length.

Report states that Polish Second Army divisions are in good spirits and believe their mission to intervene in Czechoslovakia is a just cause. Report states that despite the good will of Polish soldiers, they face hostility from the Czech army and citizens alike. Report then states what actions should be undertaken.