Constrained by circumstances, the company declared bankruptcy.
Tips
usage
迫于 always introduces an external pressure or constraint that forces the subject to act. It is followed by a noun phrase expressing the pressure (e.g., 迫于压力, 迫于形势), then the resulting action follows in the main clause.
grammar
迫于 functions as a preposition/coverb and must always precede a noun. It cannot stand alone as a predicate.