"UTs. TRAVEL BAN EASED Those With Dual Nationality May Forego Permission Special to TBI New York Tmts. { WASHINGTON, Dec. 16-Secre- tary of State Cordell Hull today modified the ban against Americans* traveling on belligerent vessels to permit them to use such ships un- der certain conditions across the English Channel, the Irish Sea or St. George's Channel. "Individuals who possess * both American nationality and a foreign nationality, and who habitually re- side In the foreign State of which they are nationals, and who are using passports of such foreign State," he ruled, "may, while en route to and from such State, travel on a belligerent vessel across the English Channel, the Irish Sea or St. George's Channel without ob- taining specifioauthority and with- out an American passport endorsed, as valid for such travel. "Individuals who undertake travel under conditions Indicated shall do so on the understanding that they will look for protection to the for- eign State whose passport they carry."