Red dawn
In this book America is invaded by North Korea and a group of people escape to the woods. Whilst in the woods they make the dicision to fight the enemy with guerrilla tactics. Red dawn is very simalar to tommorow when the war began and shares the same theme with teenagers being forced to fight dependantly against invaders.
How I live now
This book is slightly different from tomorrow when the war began however it shares some simalar themes, Elizabeth is sent to live on a farm when unknown foreign invader take control of the United Kingdom and the farm, Elizabeth I sent away to another house which only houses females, she must learn to cope without males. When the war is over she experiences difficulty piecing her life back together.