impas in English:

Our efforts ended in deadlock.

in a deadlock

We must try to break the deadlock.

Our efforts ended in deadlock. * Somebody will have to compromise if we are to break (= end) the deadlock between the two warring factions. Once again the talks have ended in deadlock.

I always thought that when I was on the inside, if I twisted the handle up, it would be deadlocking the door, or locking it somehow.

European agriculture ministers failed to break the deadlock over farm subsidies.

In Germany, Chancellor Angela Merkel is a big step closer to ending her country’s prolonged political deadlock.

The negotiation began to look as if it would end in deadlock, and both parties became increasingly desperate to reach a solution.

It is important that a lawyer should leave no stone unturned even on minor points and harp on the same subject to achieve a break through in an impasse.