2 Maisie seemed to have been paralysed by the sight of him:
immobilize, transfix, become rooted to the spot, freeze, stun, render motionless, become horror-struck/horror-stricken, petrify;
rare gorgonize.
3 the regional capital was paralysed by a general strike:
bring to a standstill, immobilize, bring to a (grinding) halt, halt, stop, freeze, cripple, disable, put out of action/commission, render inoperative, deactivate;