How did the 1991 barricades look like in Riga? What happened there? LSM has prepared a gallery of 25 AFI pictures from the time.
January 20 is the commemoration date for the Barricade Days in January 1991 when people flowed into the capitals of the Baltic states and erected makeshift barricades around strategic locations like the parliament and the national radio to protect them against Soviet troops that wanted to crush the Baltic nations' independence drive.
More on the Barricades you can read here.