Swiss foreign ministry staff have heaped further pressure on foreign minister Ignazio Cassis following his controversial statements on Gaza and the Israeli-Palestinian conflict. +Get the most important news from Switzerland in your inbox An internal letter from the Federal Department of Foreign Affairs (FDFA), signed by approximately 250 civil servants and diplomats, demands a much firmer stance from the minister. The signatories have denounced Cassis's lack of firmness in the face of Israeli policy in Gaza. "We are deeply shocked by the scale of the violence and destruction," reads the letter, obtained by Swiss public broadcaster RTS. "As employees of the FDFA, […] we encourage you […] to strongly condemn the indiscriminate and disproportionate operations […] and to take appropriate measures to encourage Israel to respect its obligations." RTS was able to collect several testimonies that attest to the unease reigning within the department, which has been further exacerbated by ...