National Council of Poland was a consulting and expert body of the Polish government in exile

Polish government in Exile

The Polish government-in-exile, formally known as the Government of the Republic of Poland in Exile , was the government in exile of Poland formed in the aftermath of the Invasion of Poland of September 1939, and the subsequent occupation of Poland by Nazi Germany and the Soviet Union, which...

 and Polish president. The first council was formed in December 1939 and was disbanded in July 1941 in protest to the signing of the Sikorski-Mayski Agreement

Sikorski-Mayski Agreement

The Sikorski–Mayski Agreement was a treaty between the Soviet Union and Poland signed in London on 30 July 1941. Its name was coined after the two most notable signatories: Polish Prime Minister Władysław Sikorski and Soviet Ambassador to the United Kingdom Ivan Mayski.- Details :After signing...

. It was reactivated in February 1942, but disbanded again in March 1945 after the Yalta Conference

Yalta Conference

The Yalta Conference, sometimes called the Crimea Conference and codenamed the Argonaut Conference, held February 4–11, 1945, was the wartime meeting of the heads of government of the United States, the United Kingdom, and the Soviet Union, represented by President Franklin D...

. The third and last council was formed in 1949, and finally disbanded, together with the entire government-in-exile, after the fall of communism in Poland in 1991.