Conversation so far:
What is the brigade command?
Custer to brigadier general of volunteers, commanding the Michigan Cavalry Brigade.
What happened there?
Custer lost no time in implanting his aggressive character on his brigade.
How did he do that?
he "meticulously scouted every battlefield.
What did he find as he scouted?
ascertained the best line of attack.
Did it work?
focused with complete surprise on the enemy in routing them every time..
Are there any other interesting aspects about this article?
Custer had great latitude in choosing his uniform.
How is that?
he wanted to be readily distinguishable at first glance from all other soldiers.

Question: Why is that?
Self-contained rewrite: Why did Custer wanted to be readily distinguishable at first glance from all other soldiers?