The cultural traditions of the town go much beyond regional and national frontiers.

Mass media created a global culture that could ignore national frontiers.

We must over- come the horrible obstacles of national frontiers.

"Can you imagine the red tape in transporting dead bodies across a national frontier?"

It is aid for the distribution of European films beyond national frontiers.

In this case, we have common interests across party divides and national frontiers.

We need the capacity to combat terrorism across national frontiers.

It crosses national frontiers, so we do need European regulations.

Good neighbourliness and justice do not end at national frontiers.

A Japanese proverb notes that there are no national frontiers to learning.