The swiss did not like Austrian Emperors rulling their land. In 1291 , three contons agreed to fight togetherto protect themselves form the emperor . What is a canton ? Whatdid three cantons form

Canton is a subdivision of a country, In 1291 The three cantons form now as central Switzerland

Explanation:

The canton means it is a sub division of a country set up for administration and political purpose.

After 1291 treaty the three cantons Uri, Schwyz, Unterwalden now form a central Switzerland

because the center-south is called the heart of the country

the proximity of water was an advantage to western europe and its culture was able to flourish as a result. trade and travel by sea were easier and safer in historical times.

1. there are no mountains to protect it from the sea

2. and its has wet cool summers and wet, mild winters.