(1) What will ensue from / on these actions?

(2) What will ensue from this?

(3) Who knows what a bother may ensue from overpopulation?

(4) The trouble ensued from this misunderstanding.

(5) Bitter arguments ensued from this misunderstanding.

(6) Obviously, if it ensues from the two variables originally considered, it does not need to be controlled.

(7) Yet despite the handicap ensuing from the mutation, and contrary to observations in human pathology, the strain appears to be unaffected.

(8) Who knows what troubles may ensue from air pollution?

(9) The evils ensue from lack of a stable government.

(10) What will ensue from [ on ] this?

(11) They are still unaware of what will ensue from this hasty action.

(12) No one at Villefort's doubted that a duel would ensue from it.

(1) What will ensue from / on these actions?

(2) What will ensue from this?