India, May 21 -- After a series of train fires across the country, Indian Railways has officially said the fires were not accidents but were deliberately set by troublemakers. Following thorough investigations by the Railway Protection Force (RPF), the national railway found clear evidence of arson in several cases, prompting increased security measures and a strong request for passengers to stay alert.

In a statement on Wednesday, Railways officials said early investigations into four recent incidents show they were deliberate acts that put passenger safety at risk and caused panic in the railway system. "The early signs suggest that some troublemakers are trying to harm passenger safety and spread fear and chaos in the railway system,"...