Translation of erleichtern

A bystander who watched the entire scene all the time decided to help me. He was an older man, around seventy, but nonetheless he went to the oldest of these kids and slapped him. The boy was sixteen.
In the following pages I would like to talk about a topic which should concern everyone of us. It is a delicate topic which has been present as long as human beings have existed and it will last forever.
Anyway, on our last day in Sapa, we hired a taxi driver, payed him twenty dollars and asked him to drive us around for a few hours. We had the Tram Ton pass in mind which separated two climate regions.