Meanings of become the pivot in English

Theodora had become the pivot upon which some of her world might turn.

Orcha will become the pivot of the army.

A city which has become the pivot of the Eastern, Western, Northern, and Southern poles of the nation.

But then either through coincidence or divine intervention, who knows, I become the pivot person who suddenly gets reborn.

But I don't see why I should become the pivot for making my good friend do what strikes me as a foolish action.

Even in the ghastly disarray, the likeness-theextraordinary, sinister likeness that had become the pivot upon which he himself revolved-struckhim like a blow.

He became the pivot of Kazan's wider circle now, and he limped as he turned.

After fifty years of obscurity, Ladysmith suddenly became the pivot upon which the fortunes of the British Empire were poised.

After this the seventy articles were reduced to twelve, which resumed the whole accusation, and became the pivot of the prosecution.

It is, therefore, active; presses everywhere with its natural weight, and so becomes the pivot on which almost all tactical and strategic manœuvres turn.