NEW: The Houthis are adopting new tactics to bypass Saudi air defenses, including launching various munitions at Saudi targets simultaneously and targeting locations without air defense coverage, according to an unspecified senior US official briefed on Saudi air defense efforts speaking to the Wall Street Journal on October 18. Other Key Takeaways: The Houthis’ strike tactics against Saudi Arabia demonstrate how Iran and the Axis of Resistance are learning and sharing tactics to more effectively bypass adversary air defenses. This does not necessarily mean that the Houthis learned these tactics from Iran, however. The Houthis are deploying reinforcements to Taiz Governorate, likely to try to break Yemeni government defenses surrounding Taiz City. The Houthis have attempted to make multiple advances near the city in recent days, but Yemeni government-aligned forces have largely repelled these advances. The Iranian regime’s appointment of Mehrdad Akhlaghi, who has extensive experience in missile technology, as Iran’s new defense minister indicates that the regime is prioritizing the reconstitution of its missile program. Akhlaghi stated that the regime will rebuild its defense industrial base in areas that are less vulnerable to airstrikes. The Iraqi federal government probably agreed to grant three Iranian-backed Iraqi militias control of some government ministries as part of a broader disarmament agreement between the Iraqi federal government and Iranian-backed Iraqi factions. These Iranian-backed Iraqi militias will likely continue to circumvent the Iraqi government’s disarmament efforts even after receiving control of some Iraqi ministries, however.

NEW: Ukrainian officials continue to report disruptions to US assistance to Ukraine. Other Key Takeaways: Devastating Russian drone and missile strikes on the night of October 18 to 19 heavily damaged energy and civilian infrastructure across Ukraine — killing at least four and wounding at least 55. Daytime Russian strikes are also inflicting significant civilian casualties. The Kremlin is reportedly pushing for a trilateral meeting between the United States, Russia, and the People’s Republic of China (PRC), likely as part of a dual-pronged effort to present itself as a diplomatic peer while supporting structures that challenge Western-led international organizations. Recent aggressive Russian military satellite maneuvers are a continuation of Russia’s space policy against third country satellites since at least 2022. Ukrainian forces recently advanced in the Lyman tactical area, east of Dobropillya, and in western Zaporizhia Oblast.