the angle between lines A and B

Verdun was an ancient bishopric and a free imperial city, which France conquered in 1552 (together with Metz and Toul) and made into a fortress to protect its eastern borders.

That is what Chris and his men did - they laid a mineless minefield, complete with all the customary wire fencing and markers, and even a safe lane through it.

Durrani continues to receive awards and recognition overseas for her courage, although within her own country she is branded an opportunist and publicity-hound.