The acquisition sets the stage for a global commercial-vehicle group with combined annual revenue of approximately €21 billion and sales exceeding 590,000 vehicles. Tata Motors has secured the decisive shareholder backing for its €3.91-billion takeover of Italian truckmaker Iveco after investors representing 87.81 per cent of its equity accepted the offer on Monday, overcoming minority shareholder resistance and clearing the biggest hurdle in its 15-month pursuit.