This film describes the Second World Congress of Peace Defenders, held in Warsaw on November 16-22, 1950. Sheffield, an industrial city in England, was the initial location of the event, however, it was transferred to the capital of Poland at the very last moment.
The Germans destroyed all bridges in Warsaw during the war. The reconstruction of the Poniatowski Bridge began in July 1945. Workers from all over Poland were involved in this process. The inauguration ceremony took place on the Day of the Rebirth of Poland (the 22nd of July 1946).