Si vis bellum, projice infirmitate.* Hamas has given President Biden a chance for a “do over,” an opportunity to display leadership and courage in protecting our national security and world peace that has been absent from his past life. Whether he can rise to the occasion or not is unclear. But, if he fails, countless more lives will likely be sacrificed. October 23 marks the 40th anniversary of the terrorist truck bombing in Beirut, Lebanon, that killed 241 American Marines, soldiers, and sailors. Given former Senator Biden’s prominent role in incentivizing that attack, which was typical of his long history...