I believe it would be milestones
The Inflation Theory is the most recent theory that upholds the big bang theory, but suggests a sudden expansion after the bang.
The involvement of the students in the Vietnam war support the argument that young people are strongly represented in antiwar movements.
<u>Explanation:</u>
The first rise of the student movement began in 1964 at the University of California at Berkeley restricting the political growth in campus. Soon, communities like Students for a Democratic society by University of Michigan an other communities formed the Port Huron Statement.
The involvement of the students in the Vietnam war support the argument that young people are strongly represented in antiwar movements. Communities held protests and burned crafts and slogans. There was rise of religious societies and civil rights organizations against the Vietnam war.