April 25 – The Iraqi Air Force conducts a missile attack against the 357,000-gross-tonSaudioil tankerSafina-al-Arab, carrying 340,000 tons of Iranian crude oil in the Persian Gulf south of Kharg Island. A missile blows a large hole in the ship 's side and ignites a fire which burns for two days and consumes 10,000 tons of oil. The ship is declared a constructive total loss.
May 7 – An Iraqi Air Force missile attack against the 118,000-gross-tonSaudioil tankerAl-Ahood, carrying 114,000 tons of Iranian crude oil in the Persian Gulf near Kharg Island. The missile strikes the ship 's accommodation area near her engine room and starts a fire that consumes 35,000 tons of oil and burns for five days, extensively damaging the ship. One of her crewmen is killed.
An Iraqi Air Force missile attack causes slight damage to the 69,000-gross-ton Iranian oil tanker Tabriz, carrying a full load of Iranian oil in the Persian Gulf south of Kharg Island.
The Islamic Republic of Iran Air Force makes its first reported attack against commercial shipping. After an Iranian reconnaissance aircraft sights the 80,000-gross-ton Kuwaiti oil tanker Umm al-Casbah, carrying 77,000 tons of Kuwaiti crude oil, in the Persian Gulf south of Kuwait, an F-4 Phantom II fires two rockets at the ship, both of which strike her deck.
Two Islamic Republic of Iran Air Force F-4 Phantom II fighter-bombers attack the empty Kuwaiti oil tanker Bahrah, which is in the Persian Gulf on a voyage to Kuwait, firing five rockets at her. Three rockets hit, blowing a large hole in Bahrah 's side and starting a fire that burns for eight hours. Two crewmen are injured. Bahrah proceeds to Kuwait under her own power.
An Iraqi Air Force missile strike hits the empty 62,000-ton Panamanian oil tanker Esperanza II while she is in the Persian Gulf on a voyage to Kharg Island. A fire burns out her engine room and accommodation section.
May 16 – Two Iranian F-4 Phantom II fighter-bombrs circle the 215,000-gross-ton Saudi oil tanker Yanbu Pride, carrying 120,000 tons of Saudi crude oil in the Persian Gulf within Saudi Arabia 's territorial waters near the port of Jubail, to identify her, then fire five rockets at her. Two rockets strike Yanbu Pride, causing explosions and starting a fire in one of her holds that is quickly extinguished.
May 18 – An Iraqi Air Force missile attack sinks the 17,000-ton Panamanian bulk carrier Fidelity in the Persian Gulf near the Iranian port of Bushehr.
May 19 – Iraq begins a five-day suspension of attacks on shipping in the Persian Gulf as part of an effort to negotiate a peace settlement with Iran. After the effort fails, Iraqi strikes resume on May 24.
The Iraqi Air Force conducts a missile strike against the fully loaded, 140,000-ton Panamanian oil tanker Arizona in the Persian Gulf south of Kharg Island, narrowly missing her.
Two Iranian F-4 Phantom II fighter-bombers fire rockets at the empty 29,000-gross-ton Liberian tanker Chemical Venture in Saudi Arabia 's territorial waters near the port of Jubail, striking her superstructure and starting a fire which burns out her pilothouse before it is extinguished. Ten of Chemical Venture 's crewmen are injured.
May 25 – An Iraqi Air Force missile attack hits the 19,000-ton Liberian bulk carrier Savoy Dean in the Persian Gulf.
Saudi F-15s, guided by U.S. Air Force E-3A Sentry aircraft, shoot down an Iranian jet flying over Saudi territorial waters. Iran ceases air operations over Saudi waters and never again challenges Saudi air defenses.
June 24 – The Iraqi Air Force attacks Kharg Island, damaging oil facilities at Sea Island on the western side of the island. One missile strikes the 152,000-gross-ton Greek oil tanker Alexander the Great, which is fully loaded with Iranian oil, penetrating an oil tank but failing to explode.
June 27 – The Iraqi Air Force attacks the 260,000-gross-ton Kuwaiti oil tanker Tiburon, carrying 250,000 tons of Iranian oil, in the Persian Gulf southeast of Kharg Island, hitting her in the engine room with a missile. A fire with 100-foot- (30-meter)-tall flames breaks out and spreads to Tiburon 's accommodation area and destroys the ship 's entire superstructure and funnel but does not burn any of her cargo. Eight crewmen die and three suffer serious injuries. The ship is towed to Bahrain.
July 10 – An Iranian reconnaissance aircraft sights the British oil tanker British Renown while she is in international waters the Persian Gulf 70 nautical miles (130 km) northwest of Bahrain on her way to pick up crude oil from the Liberian tanker Tiburon, which had been heavily damaged by an Iraqi missile on June 27, and apparently mistakes her for another ship. An Iranian F-4 Phantom II arrives and fires two rockets at British Renown, one of which bounces off her deck while the other hits her oil-loading equipment and starts a small fire which her crew soon puts out.
July 25 – Since June 23, Iraq has launched four series of attacks on commercial shipping in the Persian Gulf.
August 18 – An Iranian jet fires rockets at the 47,000-gross-ton Panamanian tanker Endeavor, fully loaded with Kuwaiti oil, 100 nautical miles (185 km) east of Bahrain. One rocket starts a small fire which Endeavor 's quickly extinguishes, and she proceeds to Dubai.
August 24 – An Iraqi Air Force attack succeeds in hitting the 53,000-gross-ton Cypriot oil tanker Amethyst, carrying 50,000 tons of Iranian crude oil, in the Persian Gulf south of Kharg Island. One of Amethyst 's crewmen is killed. A fire spreads from the engine room to the accommodation area and some of the ship 's oil tanks before tugboats put it out.
August 27 – An Iranian jet hits the 21,000-gross-ton Panamanian tanker Cleo-1 with a rocket in the Persian Gulf 70 nautical miles (130 km) northeast of Qatar while she is on a voyage to Saudi Arabia 's oil terminal at Ras Tanura. The ship proceeds to Dubai.
September 16 – An Iranian reconnaissance aircraft sights the Greek-owned, Liberian-registered 122,000-gross-ton oil tankerMedheron in the Persian Gulf on a voyage to the Saudi oil terminal at Ras Tanura, and the Islamic Republic of Iran Air Force attacks her with rockets her in the central Persian Gulf, destroying her bridge and part of her accommodation section and injuring three of her crewmen. She proceeds to Bahrain with serious damage. Iranian aircraft also fire rockets at the 127,000-gross-ton South Korean tanker Royal Colombo while she is in the Gulf on her way to Ras Tanura, hitting her in the engine room and injuring three crewmen, but she continues her voyage with only slight damage.
Iranian aircraft attack the 21,000-gross-ton Indian tanker Jag Pari in the Persian Gulf while she is heading to Kuwait. She proceeds to Bahrain with minor damage and one injured crewman.
October 12 – Iranian aircraft attack the 21,000-gross-ton Panamanianliquified natural gas tankerGaz Fountain, fully loaded with 20,000 tons of pressurized propane and butane, in the central Persian Gulf, damaging her with three rockets. Her crew abandons ship, and she is declared a total loss.
October 15 – Iraqi Air Force missiles set fire to the fully loaded 219,000-gross-ton Iranian oil tanker Sivand after she leaves the Iranian oil terminal at Kharg Island.
October 19 – An Iranian F-4 Phantom II fighter-bomber fires rockets at the Panamanian-registered 1,538-gross-ton diving support shipPacific Prospector in the southern Persian Gulf, setting her on fire and killing two people.
November 25 – Capitol Air ceases operations. The airline, founded in June 1946, had become bankrupt after its owner, George Batchelor, had largely dismantled it in favor of his new acquisition, Arrow Air.
December 9 – An Iraqi Air Force strike hits the empty 163,000-gross-ton Bahamian-registered oil tanker B. T. Investor in the Persian Gulf with an Exocetanti-ship missile while she is on her way to Kharg Island. Although the missile punches a hole in the ship 's side, no fire occurs, damage is minor, and no one is injured.
December 15 – An Iraqi Air Force strike hits the empty Greek oil tanker Ninemia with two missiles in the Persian Gulf while she is heading toward Kharg Island. The first missile starts a fire in her engine room, killing two crewmen, and she suffers heavy damage.
An Iraqi Air Force missile strikes the Greek cargo shipAegis Cosmic in her cargo hold in the Persian Gulf 85 nautical miles (157 km) north of Bahrain, but she is only slightly damaged, her crew suffers no injuries, and she continues her voyage.
December 21 – An Iraqi Air Force missile strike hits the 53,000-gross-ton Liberian-registered tanker Magnolia and the Norwegian supertanker Thorshavet 31 nautical miles (57 km) south of Kharg Island. Aboard Magnolia, two crewmen die. Thorshavet, carrying 230,000 tons of Iranian oil, suffers heavy damage and 26 crewmen abandon ship.
December 25 – Iranian aircraft damage the 277,000-gross-ton Indian tanker Kanchenjunga, bound for India fully loaded with Saudi crude oil she had loaded at Ras Tanura, with rockets in the Persian Gulf 70 nautical miles (130 km) northeast of Qatar. Her bridge and control room catch fire and some of her crewmen are injured. She diverts to Dubai for repairs.
December 26 – Iranian aircraft damage the empty 239,000-gross-ton Spanish supertanker Aragon in the Persian Gulf, hitting her with two rockets. She continues her voyage to the Saudi oil terminal at Ras Tanura.
December 31 – During 1984, Iraq has conducted 35 air attacks against shipping in the Persian Gulf, all using air-to-surface missiles, while Iran has conducted 18 air attacks against Persian Gulf shipping.