próba dokonania morderstwa

At about the same time he had to deal with the first assassination attempt to be made against him.

After all, you could never tell when an assassination attempt might happen.

The assassination attempt killed also at least 80 other people.

Especially not now, after the assassination attempt had come so close to success.

Still, an assassination attempt didn't seem too likely to her.

But I question your use of these words for what was, in effect, an assassination attempt.

In May 1958 there was an assassination attempt on his life.

She has for some time, particularly following the assassination attempt in March of 1981.

Somebody was trying to make sure he couldn't stop the assassination attempt.

He was walking with his son and wife when the assassination attempt happened.