She returns her protective passport to Wallenberg - so unbearably she feels the guilt to have survived "by chance".

Wallenberg, aged 32 at the time of his arrest, saved Jews by providing them with "protective passports" issued by the Swedish government.

Swedish diplomat Raoul Wallenberg also saved thousands of Hungarian Jews in Budapest by providing them with "protective passports".

Between July and December 1944, he issued protective passports and housed Jews, saving tens of thousands of Jewish lives.

Mr. Wallenberg issued thousands of such "protective passports."

One of his creative innovations was to issue what Germans called Shutz-Passe (protective passports), which identified individuals as Swedish subjects, and thus not eligible for deportation to death camps.

Shanghai at the time was an open city and did not have restrictions on immigration, and some Chinese diplomats such as Ho Feng Shan issued "protective" passports.

It was a diplomatic facility that printed protective Swiss passports for Hungarian Jews during the war.

Swedish diplomat Raul Wallenberg saved thousands of Budapest Jews using Swedish protective passports.

During that time some diplomats like Raoul Wallenberg gave protective passports to some Jews, which protected them from deportation.