When World War II begins in 1939 , they are arrested by British Indian authorities .
When World War II begins in 1939 , they are imprisoned in a POW camp in Dehradun in the Himalayan foothills , in the present - day Indian state of Uttarakhand .
When World War II begins in 1939 , they are arrested by British Indian authorities and imprisoned in a POW camp in Dehradun in the Himalayan foothills , in the present - day Indian state of Uttarakhand .