In 1965, president johnson immediately used the authority of the gulf of tonkin resolution to

Begin sustained bombing of North Vietnam.

Explanation:

On August 7, 1964, Congress declared the Gulf of Tonkin Resolution, allowing President Johnson to take any steps he thought were important to counter and to encourage the preservation of international peace and protection in southeast Asia. North Vietnamese army torpedo boats bombed the USS Maddox while the warship was in international waters in the Gulf of Tonkin. There is no denying that truth.

it is the dominance of   the spanish language and roman catholic region in mexico, french being the official language of several african countries, and the existence of a western-style government in south asian countries

2018 means 2018 ce or common era

there have been other eras too including bce, which included way more years.