1syuzh. - Spain. Madrid. Revolutionary events: burning buildings, a monastery, firefighters extinguish the fire, mounted police at the buildings. 2syuzh. - Arctic. R. Niva. Construction of hydroelectric power plants. Dam. Workers' village. 3syuzh. - Moscow. Sokolniki: workers of the Krasny Bogatyr plant at a subbotnik to improve the Sokolniki Park. 4syuzh. - 3rd All-Union equestrian competition of the Red Army at the 1st Gosippodrome: spectators in the stands, among those present SM Budyonny, performances of the participants.