22 February – USSR announce that they will not allow direct commercial flights to Israel.
27 February – Poland resumes diplomatic relations with Israel.
15 March – The dirty trick: Yitzhak Shamir's government is dissolved by a non-confidence vote of 60 to 55 in the Knesset. The Agudat Yisrael party votes for the motion, while the Shas party abstains. It is the only time in Israeli history that a government is dissolved by a motion of no confidence. The vote was 60 to 55.
28 March – The US House of Foreign Affairs committee approve a $400,000,000 loan for housing Soviet Jews in Israel.
29 March – The senior Israeli officer, Col. Yehuda Meir, who was accused of ordering soldiers to "systematically break the bones" of nearly two dozen bound Palestinian demonstrators, denied the eight charges filed against him in the court martial proceedings, which included abuse, intentionally causing serious damage and behavior unacceptable for an officer.
11 April – The dirty trick: Shimon Peres' new government is to be approved on this day. However, at the last moment, it is revealed that two Agudat Yisrael MKs are absent and therefore not going to support the motion to approve the new government, following Rabbi Menachem Mendel Schneerson's ruling not to support any concession of territory by Israel.
3 May – Bulgaria resumes diplomatic relations with Israel.
14 May – Rabbi Moshe Levinger, who shot and killed the Palestinian store owner Khayed Salah and injured the customer Ibrahim Bali when he was attacked by stone throwers in the center of the city Hebron on 30 September 1988, was convicted after signing a plea bargain. Levinger was sentenced to five months in prison.
20 May – Ami Popper, a former dishonorably-discharged Israeli soldier, kills seven Palestinians Arab workers from the Gaza Strip in the Israeli town of Rishon Lezion. Popper committed the murder with a rifle that he stole from his soldier brother.
11 June – Yitzhak Shamir presents his new government.
17 July – Tze'elim I disaster: Five IDF reserve soldiers are killed in an accident during a joint artillery and infantry military training in the Tze'elim army base.
28 July – On a Tel Aviv beach, a bomb exploded killing Marnie Kimelman, a 17-year-old Canadian tourist.
5 November – Meir Kahane, American-Israeli rabbi, former Knesset member, and ultra-nationalist writer, is assassinated in a Manhattan hotel, after concluding a speech warning American Jews to emigrate to Israel before it was "too late."
The most prominent events related to the Israeli–Palestinian conflict which occurred during 1990 include: Notable Palestinian militant operations against Israeli targets beach. The most prominent Palestinian Arab attacks committed against Israelis during 1990 include:
30 May – PLF militants attempt an attack on Nitzanim beach, near Tel Aviv with speedboats. Israeli ships and aircraft intercepted the militants, killing four militants and capturing 12.