When war broke out between France and its rivals, <answer>Russian and Austrian</answer> forces invaded Switzerland. The Swiss refused to fight alongside the French in the name of the Helvetic Republic. In 1803 Napoleon organised a meeting of the leading Swiss politicians from both sides in Paris. The result was the Act of Mediation which largely restored Swiss autonomy and introduced a Confederation of 19 cantons. Henceforth, much of Swiss politics would concern balancing the cantons' tradition of self-rule with the need for a central government.
During the Helvetic Republic, which forces invaded Switzerland when war broke out between France and its rivals?
Russian and Austrian