I also have a CD called "Songs that Got Us Through WWII"...18 songs by various artists, including Boogie Woogie Bugle Boy and my favorite on that CD= Comin' In On A Wing and A Prayer- by The Song Spinners.
http://www.imagesoft.net/flags/anthems.html
the above site has National Anthems of many countries in midi format, including Israel.
Liechtenstein has an interesting Anthem - My Country Tis of Thee.