Which of these technological developments did not affect the world economics during world war 1

Do you think reagan administration officials were justified in violating congressional laws in the iran-contra incident?

What enabled the drastic increase in us troop development to vietnam between 1964 and 1965?

How did the boston massacre contribute to the writing of the declaration of independence? a. many colonists began to see the british government as a source of protection. b. many colonists began to see the british government as a supporter of free speech. c. many colonists began to oppose the british government's building of forts on the frontier. d. many colonists began to fear the british government's harsh actions toward the colonies.