The foreign ministers of 13 countries have warned Israel in a letter against a comprehensive military offensive in the city of Rafah in the southern Gaza Strip, according to a media report. The German newspaper Süddeutsche Zeitung reported in its Friday edition that the signatories had also demanded more aid for the Palestinian population. All states in the Group of Seven (G7) major industrialized nations have signed the four-page letter dated Wednesday – with the exception of the United States. In the letter to Israeli Foreign Minister Israel Katz, the ministers emphasized Israel’s right to s…