Ongoing projects include the systems such as the four-nation FAMS, two-nation LAMS, British Wolverine anti-tactical ballistic missile, Advanced Patriot and Improved Hawk.

• 本文着重介绍了美、、和西班牙四国的防空导弹系统族,美国和西班牙正在研究的局部反导弹防御系统,英国的貂熊导弹以及先进的爱国者导弹和改进型霍克导弹系统的研制情况。