Yes, every country uses postage stamps.
No, you have to use stamps from the country of origin of the mail. In this case you will have to use Italian postage stamps.
No. When mailing items you use the stamps of the country of origin.
England as the first to use postage stamps, starting in 1840.
The entire purpose of the Forever Stamps was that you can use them for one ounce of First Class Postage forever. No additional postage is necessary.
ofcourse they do
You can use forever stamps for an ounce of postage forever. They never lose their value for one ounce of postage.
They are still valid for use as postage as long as they add up to the proper postage. If you check USPS regulations Postage due, special delivery and certified mail stamps are NOT valid as payment for postage.
Yokiti Yamamoto has written: 'Japanese postage stamps' -- subject(s): Postage stamps 'Japanese postage stamps (for philatelists)' -- subject(s): Postage-stamps
No, you must use US postage stamps.
No.
That is what postage is used for. You use the stamps of the country of origin, which in this case is the US.
That is what stamps are for, to pay postage. In the US you buy postage stamps and put them on mail to any other country in the world.