a grass
Because Cos omak
Yes, they did.
The Palestines and some of the nearby Muslim countries.
Land
That is the correct spelling of the Biblical people, the Philistines.
the philistines had a giant named goliath in their army
Saul. Saul (chosen for his military leadership) was drove out of the Philistines.
The Philistines took away the ten commandments from the ark.
Ziklag was destroyed by Philistines.
There has not been a state of Palestine since the mandate ended in 1948.
The only named in the Bible, which is one of the few sources of information about the Philistines, is Dagon. His appearance is not described but it is suspected that he was a sort of sea monster.