What impact did the evacuation of american troops in vietnam have on the united states?

The evacuation of the American troops from Vietnam and practically losing the war with this Southeast Asian country had only bad effects on the United States:

- It should the world that they are not unbeatable, and that they actually lost a war with a significantly weaker opponent.

- They were a laughing stock for most of the world because of the lost war and it affected their military reputation badly.

- Inside the Untied states people were extremely angry at the loss of the war, especially because big portion of them considered it as unnecessary and without any point even before it starts.

the correct answer is =   british soldiers attacked and killed five boston townspeople.