Answer:
The Yom Kippur War was an armed conflict between some Arab states against Israel around October 1973, it was named like that after the Yom Kippur Jewish Festival of that year when it happened; it's also known as the Ramadan War due it occurred also during the Muslim month of Ramadan; the purpose of the Arab attack was to win back territories previously lost to Israel in preceding conflicts. One of the global effects of this was was the Oil Embargo of the United States launched by OPEC (Organization of Petroleum Exporting Countries).
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