"I pledge allegiance to the flag!" Wait! What does allegiance mean?

We say the pledge. But do we really know what we are saying or why we are saying it?

I Pledge Allegiance to Old Glory tells us what the words in the pledge mean. More importantly, this book explains why we say the pledge to the American flag. So if you are curious to know the meaning of the pledge and the reason we say it, then this book is for you!