القبة الحديدية
In April 2018, Roskam and [[Grace Meng]] (D-NY) wrote a letter requesting $500 million for U.S.-Israeli defense cooperation, including $70 million for the [[Iron Dome|Iron Dome missile defense system]]. Roskam said that "US-Israel missile defense cooperation is a critical investment in the safety and security of Israel and stability in the Middle East."