Answer: In 1917, Germany, determined to win its war of attrition against the Allies, announced the resumption of unrestricted warfare in war-zone waters. Three days later, the United States broke diplomatic relations with Germany, and just hours after that the American liner Housatonic was sunk by a German U-boat.
Oil maybe I think it is about oil
UNICEF
The UN International Children's Emergency Fund (UNICEF) was established by the General Assembly (GA res. 57 (I) (1946) to provide emergency assistance to children in war-ravaged countries following World War II. By GA res. 417 (V) (1950), the UN General Assembly charged it with addressing the needs of children in developing countries. GA res. 802 (VIII) (1953) extended UNICEF'S mandate indefinitely, with an emphasis on programmes giving long-term benefits to children everywhere, particularly those in developing countries, and changed the organization's name to the United Nations Children's Fund but retained the UNICEF acronym.
UNOSP
The UN Office for Project Services' (UNOPS') mission is to expand the capacity of the UN system and its partners to implement peace building, humanitarian and development operations that matter for people in need. Working in some of the world's most challenging environments, UNOPS' core services include project management, procurement, human resources management, fund management and UN common services.
Answer:
A result of the first Punic War and the Romans was the decisive naval victory against the Carthaginians at the Aegate Islands. This gave Rome full control of Sicily and Corsica. The end of the First Punic War saw the beginning of the Roman expansion beyond the Italian peninsula.
Explanation: