- Mar 2015
- May 2015
- Jul 2015
- Jul 2015 to Aug 2015
- Aug 2015
- Sep 2015 to Oct 2015
- Oct 2015
- Nov 2015
- Dec 2015
- Jan 2016
- Apr 2016
- May 2016
- Aug 2016
- Aug 2016
- Sep 2016
- Oct 2016
- Oct 2016
- Oct 2016
- Oct 2016
Mar 2015On 19 March, suicide bombings target two mosques in Sana’a, killing nearly 150 and injuring 350. Houthi/Saleh forces advance south towards Taizz, Lahj and Aden. On 26 March, a Saudi-led military coalition begins air strikes.
May 2015Five-day humanitarian pause begins. Frequent violations are reported.
Jul 2015UN designates Yemen a “level-three” emergency – the highest level.
Jul 2015 to Aug 2015Front lines in the conflict shift significantly. Coalition-supported forces take control of Aden in late July and expand to much of southern Yemen by mid-August. Major clashes, backed by air strikes, erupt in Taizz, and the city comes under siege.
Aug 2015Air strikes hit Hudaydah Port, destroying critical infrastructure at Yemen’s largest Port. Before the crisis, Hudaydah Port handled the majority of Yemen’s imports – essential to the flow of food, medicine and fuel into the country.
Sep 2015 to Oct 2015Apparent air strikes hit two wedding parties, killing more than 150 people. The first attack occurred on 28 September in Taizz and killed more than 130 people. The second hit Dhamar, killing at least 23.
Oct 2015Islamic State claims responsibility for attacks targeting Coalition and Government of Yemen officials at the Qasr Hotel in Aden and worshippers at a mosque in Sana’a. At least 22 people were killed in the attacks.
Nov 2015Two consecutive cyclones batter the southern coast and Socotra island, killing at least ten and causing widespread flooding. Cyclones making landfall in Yemen is fairly rare – two in rapid succession is nearly unprecedented.
Dec 2015Ceasefire comes into force as parties begin UN-sponsored peace talks in Switzerland. Frequent ceasefire violations are reported.
Jan 2016Formal ceasefire ends as peace talks conclude without result. Clashes and air strikes escalate across the country.
Apr 2016A renewed cessation of hostilities comes into force. After several delays, UN-sponsored peace talks begin in Kuwait on 21 April.
May 2016Heavy rains in May and August cause flooding in seven governorates. Partners estimate that 70 people are killed in the floods, with more than 35,000 needing assistance.
Aug 2016Peace talks in Kuwait adjourn without agreement on 6 August. Air strikes hit a crowded market in Sana’a, a school in Sa’ada and an MSF-supported hospital in Hajjah. Islamic State militants kill at least 60 people in a suicide attack in Aden.
Aug 2016Sana’a airport closed to civilian traffic.
Sep 2016An air strike hits a drilling rig constructing a water well in Sana’a. Follow-up strikes hit first responders arriving on the scene.
Oct 2016A rocket attack hits a civilian area of Taizz, killing 10 people – mostly children. Indiscriminate shelling into populated civilian areas of Taizz by Houthi-affiliated forces has occurred consistently since August 2015.
Oct 2016The Ministry of Health in Sana’a announces a cholera outbreak. As of 25 October, 51 cases had been confirmed in nine governorates, and 1,148 suspected cases were being investigated.
Oct 2016Multiple air strikes on a community hall in Sana’a kill at least 140 people and injure more than 600 in one of the worst single-incident casualty events of the conflict.
Oct 2016The UN Special Envoy of the Secretary-General delivers a proposed road map to parties to the conflict.
Photo credit: OCHA, UNICEF/Julien Harneis 2023
BREAKDOWN OF PEOPLE IN NEED
FOOD SECURITY AND AGRICULTURE
WATER, SANITATION AND HYGIENE
Shelter and Non-food items (NFIs)
EMERGENCY EMPLOYMENT AND COMMUNITY REHABILITATION (SEVERITY SCORE)
Logistics and Emergency telecommunications (ETC)
- Humanitarian Programme Cycle overview
- Timeline of events
- Key figures
- People in need by governorate (Acute & Moderate)
- Number of people in need by cluster or sector
- IDPs and returnees by location over time
- New arrivals to Yemen (2014 - 2016)
- Yemen reference map
- Total people in need by district
- Severity of needs by district
- IDPs by district
- Returnees by district
- Refugees & Migrants severity of needs by district
- 2017 HNO methodology
- People in need & Needs severity score by cluster and district
- Location Assessment (descriptive statistics) - IDPs & Host Communities
- Location Assessment (descriptive statistics) - Returnees & Host Communities