Pakistan, Oct. 6 -- Protesters across Europe erupted in anger after Israel intercepted the Global Sumud Flotilla, which had set sail from Barcelona carrying aid for Gaza's besieged population. The flotilla, consisting of 41 ships with more than 400 participants, including politicians and climate activist Greta Thunberg, was stopped by the Israeli navy before reaching Gaza. The interception sparked widespread outrage, with demonstrators demanding stronger sanctions and immediate action from European governments against Israel's blockade.

In Spain, some 15,000 people marched through Barcelona, chanting "Gaza, you are not alone," "Freedom for Palestine," and "Boycott Israel." Riot police clashed with sections of the crowd as protesters atte...