Translation of widerlich

Today the spring really showed itself. It was over eighteen degrees and people started wearing nice and with T-shirts. Snow has melted and the temperature is steady. I can't wait for the summer.
While time is a great healer, it is very difficult and not necessarily advisable for a country to forget its past, therefore history always keeps the tensions to others alive. I will explain.
We woke up around one hour before arriving and got off the train once it arrived at its destination. We checked in for our last night in the same hotel very early in the morning after having coffee of course.