Yes If we are fighihting in a Foreighn Country so that Country can obtain and retain it's Independence From a Dictor over the years and THEY ASK the Unted States to stay longer the we had palnned then YES our Troops shousd absolutlry be given Immunitey, it would not be like WE are askingto sty there wer are BEING asked to stay there and thus weshouls be given it, if WE decide WE want to remain their longer then that is a different senrio.
The difference being is in Senerio 1 WE ARE ASKED TO STAY the other we ASK to be allowed to stay, if they want US there we ar eEntitled to Imunity, if westay because we wanto that needs to be looked at