September 21, 1799 is famous for Swiss campaign of Aleksandr Suvorov . Suvorov's troops were about 21.5 thousand, of which 4.5 thousand were Austrians. The #Russian commander intended to use the traditional for him method of speed and onslaught. Therefore, he chose the shortest, albeit the most difficult, route through the St. Gotthard Pass. The transition took place in the most difficult conditions: the treacherous behavior of the Austrian allies