To encroach means to move into another's territory. Here are some sentences.
- That ivy will encroach on your flower bed if you don't cut it back.
- I hate it when high rise buildings encroach on a suburb.
- Don't encroach on my office!
A dictatorship of the majority is encroaching on the rights of the individual.
In 18th century Britisher did encroach resources in India which left them Dwindling.