Please help asap ela 10!!

Which sentence from exploring the titanic best indicates the author’s enthusiastic tone at the end of the passage? now, finally, i went to my bunk to get some sleep. when i awoke, it was nighttime, and the good ship knorr was steaming quietly and steadily to our home. they had paid a big price over the years during my long months away from home, but they’d never once complained. as we came into port, i couldn’t believe my eyes.

Understand that amassed in paragraph 3 means

What is an agreement to stop fighting in the cold war?