Protests against Saleh gain momentum

Another escalation in Saada brought extensive destruction and displacement as efforts at negotiated settlement faltered.

The Yemeni government launched a major offensive against Houthi fighters, escalating the sixth Saada war.

Saudi forces became directly involved in fighting along the Yemen–Saudi border amid the sixth Saada war.

An attempted bombing attributed to al-Qaeda in the Arabian Peninsula intensified US focus on Yemen and demands for counterterrorism operations.

A ceasefire sought to end the sixth war between the government and Houthi forces, though fundamental grievances remained unresolved.

Security-linked gunmen killed dozens of demonstrators in Sana’a, galvanizing protests and accelerating defections from the government.

An attack on the presidential compound wounded Saleh, who traveled to Saudi Arabia for treatment during a prolonged political crisis.

Saleh signed a Gulf Cooperation Council-backed agreement transferring power while granting immunity provisions that drew criticism from protesters and rights groups.

Abdrabbuh Mansur Hadi was selected president in an uncontested transition election under the GCC framework.

A major attack killed scores of soldiers, illustrating the continuing threat posed by armed extremist groups during the transition.