After the two-hour rally, she presented petitions with more than 2,000 signatures calling on the City Council to take action against the stores.
The demonstration followed a peaceful two-hour rally on the grounds of Myongdong Cathedral by about 2,500 people, also protesting sus-pected voting irregularities.
The two-hour rally started at about 5 P.M,, when a group of Hungarian youths unfurled a banner saying, "The Bolsheviks came with tanks, we come with flowers."
The Associated Press estimated that 3,000 people took part in the two-hour rally, which was held in front of the State House.
After the two-hour rally ended, about 50 high school and college students marched to Gracie Mansion to denounce Mayor Koch and other city officials.
Democrats stayed, shouting, "Work, work, work," then held a two-hour rally, although Republicans turned the television cameras off and ordered the House restaurant to close.
The police estimated that at least 30,000 people were present halfway through the two-hour rally.
Loznica's main square, which lies within shouting distance of the Drina River, the Yugoslav-Bosnian boundary, was half filled for the two-hour rally.
A two-hour rally outside the morgue and then a Government-sponsored prayer service for Mr. Diallo are scheduled for Tuesday.
The two-hour rally was the latest effort by what has become an organized coalition dedicated to addressing the long-term impact of the disaster.