 Influx of petty bureaucrats resulted in a significant growth in population and construction of the first public buildings; the new grid plan was approved in 1784 and by 1787 population tripled.It leveled at around 1,500 until the middle of the 19th century.In September 1812, Bronnitsy and Bogorodsk became the farthest points reached by the French troops in Napoleon's invasion of Russia.