On July 5, 1947, a Soviet deputy foreign minister arrived in Warsaw and forced the Polish government to withdraw from the Marshall Plan. Within days Czechoslovakia, Hungary, Romania, and Bulgaria fell into line. Stalin had rejected the offer — and forbidden the communist governments of Eastern Europe to participate — for three overlapping reasons: the plan’s reporting requirements conflicted with Soviet secrecy, its coordinating institutions threatened to integrate Eastern Europe into an American-led economic order, and its implicit political conditions were incompatible with one-party communist rule. The rejection hardened the Iron Curtain, cost the Soviet bloc an estimated $10–15 billion in potential aid, and locked it into a command-economic model that would help to produce its eventual collapse.
Initial Soviet Interest
Moscow did not dismiss the Marshall Plan out of hand. The Soviet Union had lost an estimated 27 million people in the war and its western regions had been devastated. The reconstruction effort was straining the planned economy to its limits. Stalin had, throughout the previous two years, pressed hard for German reparations, in part because he understood the magnitude of what had to be rebuilt.
When Marshall made the Harvard speech on June 5, 1947, the Soviet government was formally invited. Molotov led a large delegation to the Paris conference that opened on June 27. For roughly a week, the Soviet representatives engaged with the agenda. Then they walked out.
The Substantive Concerns
The Soviet leadership had three specific objections. First, the plan required participating governments to disclose detailed economic information — production figures, balance-of-payments data, internal price structures. For a system that had built its legitimacy on the secrecy of its planning, the requirement was unacceptable on its face.
Second, the plan required the participating European governments to coordinate their economic policies with each other, and through the new Committee of European Economic Cooperation. Stalin feared that the coordination would be a back door by which Eastern European governments became entangled with Western institutions. The Czechs and Poles, in particular, had shown interest in participating, and Stalin read the participation as the first step in detaching them from Moscow.
Third, the plan’s implicit political conditions — acceptance of market mechanisms, free trade, and (at least in the long run) democratic accountability — were incompatible with communist one-party rule. Even if the Americans did not formally require political changes, the aid was designed to support a kind of economy that could not coexist with the system Stalin was building.
The Forcible Rejection of Eastern Europe
The Polish government, which had been enthusiastic about participating, was forced to withdraw on July 5, 1947, after a personal visit from a Soviet deputy foreign minister. The Czechoslovak government followed within days. Klement Gottwald, the Czechoslovak prime minister, was reportedly so shaken by the Soviet decision that he fainted on receiving the news. Hungary, Romania, and Bulgaria quickly fell into line.
The Cominform, the new coordinating body of European communist parties, was established on October 5, 1947, in part to enforce ideological discipline and to coordinate the rejection of the Marshall Plan. Andrei Zhdanov, the Soviet ideologist who led the founding meeting, framed the choice in terms that left no room for ambiguity: the communist world must reject American aid and build socialism on its own resources.
The Long-Term Cost
The decision is one of the most consequential strategic errors of the Cold War. By 1951, the Eastern European economies were measurably worse off than they would have been had they participated; the technological gap with Western Europe, which had been narrowing, began to widen. The Comecon system, designed to substitute for Western aid, was administered as a tool of Soviet political control rather than as a real economic project. The long-run cost to the Soviet bloc of having rejected the Marshall Plan was, in the judgment of most economic historians, in the range of 1–2 percent of GDP per year for four decades. The decision set the bloc on a divergent economic path whose consequences would help to bring down the system in 1989. For the strategic framework that produced the offer, see the Truman Doctrine.