The final commander was Ulysses S. Grant
The likely effect of such trail lines that were left by pioneers migrating to the west were that people who moved there afterrwards were able to derive information regarding where it was relatively safe and where territory has been charted and mapped before. This enabled a little certainty in areas of great danger.
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I have world history too so maybe i can help :)?
I think that King Christian did the right thing by surrendering to the Nazi's because if he didn't surrender they would lose too many people because Germany is too big of a country compared to Denmark.
And if you disagreed
I don't agree with Annemarie's idea that ordinary people don't have to be courageous because everyone needs to be courageous in difficult situations. For example if you are in a fire or someone close to you dies.