Literary quiz

[Carol]

SSSusan wrote:
<snip> 
> I, unfortunately, found most of the clues/questions/descriptions way
too overclever for me.  I was only able to be certain about 1, 5, 15 
(after a little help from Alla to be sure I was on the right track
;)), 18 & 19.  
> 
> I have a guess on 12, too, but it is purely a guess.  
> 
> I feel like I should know 4, 11, 13 & 14, but I'm just not getting 
> there.  
> 
> Anybody else have some they're sure of?

>Carol responds:

Come on, SSS. Look at that second set of dates for question 13:
American, 1861-65. What happened then? (Don't answer onlist yet!)

Carol, who thinks that you can probably also get number 10 and that
your guess on 12 is probably right