The person who developed an early halftone engraving process and a published weather map was

The person who developed an early halftone engraving process and a published weather map was Stephen Horgan.

Stephen Horgan, while working as the art director for the New York Herald, invented the halfstone process of engraving. He used a glass screen with file lines in it. He made weather maps for the Daily Graphic, which they began to publish regularly.

which time period is this? or is this story fictional, i'm going to need more info to answer this question

the correct answer option is: weapons.

explanation:

tensions rose as the two opposing superpowers competed for 'weapons'.

referring to the cold war (1945-1991), the two superpowers, usa and ussr, experienced a phase of struggle and conflict with each other. these two superpowers considered each other as a threat to their survival and thus opted for policies to strengthen their positions.

the two superpowers never went to war with each other directly but competed for weapons to preserve their positions.