Just before his death, Peter the Great decided to deal with the border problem.

The situation was becoming more than just a border problem.

The border problem will be on this side, and the flood greatly increased.

For god's sake Cameron get someone in who can really deal with the border problem and show bit of resolve.

Yeah, there are some unemployed Germans in Berlin who would really know how to deal with the border problem.

The border problem has still not been solved.

He also solved many border problems with India.

There is another border problem that has regrettably not yet been solved.

The border problem is exactly the same as when Slovenia joined.

We now know we have to focus on these individuals because it's not just a border problem anymore.