Thousands of pro-Palestine demonstrators swarmed Manhattan streets Friday afternoon — as an Israeli contingent a fraction of its size pushed back — the same day an ex-Hamas leader issued a rallying cry for a global “day of Jihad.” Helicopters whirled overhead as the protest began on CUNY’s Baruch College campus — starting with a group of about 100 — with the protesters taking part in the Friday afternoon call to prayer, observed by practicing Muslims. Then cries of “Free, Free Palestine!” rang out in the crowd. Protesters carried signs bearing that same message, as well as, “Where is humanity? Palestinians...