In computing any limitation of time for filing petitions and instituting proceedings prescribed by chapter fifteen of Title 34 of the Revised Statutes, the time during which any claimant is in a foreign country, while the government of or in control of said country is at war with the Government of the United States or while postal communications between said country and the United States are suspended, and twelve months thereafter shall not be computed as part of any such period of limitation.

L.1943, c. 72, p. 281, s. 1.