But since 1945, most wars have been fought inside internal borders.

The national territory was divided along the existing internal borders.

Trains should not be confined to internal borders within a large European market.

In an area without internal borders, we also need to have a joint approach to illegal immigration.

Only a Europe without internal borders can be a truly united community.

There are no specific measures to protect the internal and external borders of the Union.

Citizens must be able to move freely and to make full use of their rights in this area without internal borders.

It will also very much correspond to the philosophy of a Europe without internal borders.

People expect to be able to move freely across internal national borders.

The controls that are currently carried out at European internal borders should be able to end.