The informal political settlement was held together by a power-sharing deal among three men: President Saleh, who controlled the state; major general Ali Mohsen al-Ahmar, who controlled the largest share of the Republic of Yemen Armed Forces; and Abdullah ibn Husayn al-Ahmar, figurehead of the Islamist Islah party and Saudi Arabia's chosen broker of transnational patronage payments to various political players, The Saudi payments have been intended to facilitate the tribes' autonomy from the Yemeni government and to give the Saudi government a mechanism with which to weigh in on Yemen's political decision-making.
It is a member of the United Nations, Arab League, Organisation of the Islamic Cooperation, G-77, Non-Aligned Movement, Arab Satellite Communications Organization, Arab Monetary Fund and the World Federation of Trade Unions.
The last Himyarite king Ma'adikarib Ya'fur was supported by Aksum against his Jewish rivals.
Ma'adikarib was Christian and launched a campaign against the Lakhmids in southern Iraq, with the support of other Arab allies of Byzantium.
No direct mention in Sabaean inscriptions of the Roman expedition has yet been found.
After the Roman expedition – perhaps earlier – the country fell into chaos, and two clans, namely Hamdan and Himyar, claimed kingship, assuming the title King of Sheba and Dhu Raydan.
The Zaydi Mutawakkilite Kingdom of Yemen was established after World War I in North Yemen before the creation of the Yemen Arab Republic in 1962.
The Romans blamed their Nabataean guide and executed him for treachery.
The two Yemeni states united to form the modern republic of Yemen in 1990.
Yemen is a developing country, In the absence of strong state institutions, elite politics in Yemen constituted a de facto form of collaborative governance, where competing tribal, regional, religious, and political interests agreed to hold themselves in check through tacit acceptance of the balance it produced.
After the death of Ma'adikarib Ya'fur around 521 CE, a Himyarite Jewish warlord named Yousef Asar Yathar rose to power with the honorary title of Yathar (meaning, "to avenge").
Yemenite Christians, aided by Aksum and Byzantium, systematically persecuted Jews and burned down several synagogues across the land. Then he settled a camp in Bab-el-Mandeb to prevent aid flowing from Aksum.