The final court obstacle to preventing a German rail strike was removed by a court in Frankfurt on Tuesday, paving the way for nationwide strikes in passenger and cargo traffic. The state of Hesse’s labour court in Frankfurt denied an application by German rail operator Deutsche Bahn for a temporary injunction against the strike, meaning the German train drivers’ union, GDL, is set to walk off the job. For passengers this means the work stoppage will begin on Wednesday at 2 am (0100 GMT) and is expected to last until Friday at 6 pm (1700 GMT). But the effects are likely to be felt before and a…