Answer:
I think the second one.
Explanation:
It says that they saw big footprints and not many people have huge footprints.
The repetition of 'how we ended world war one' emphasises the fact that they are probably proud of the actions they've done to end the war. They want to inform you that they did these specific things to prevent the war from going on. It's like a reminder to the reader that the people then did a lot.
