Who were the 3 countries that where not members of the UN?

from similar articles, the following countries/territories were mentioned as not being members of the UN - for the summarised reasons...

- Cook Islands and Niau - (has representation via New Zealand...)

- Vatican City - (has Observer status, but cannot accede due to ecclesiastical reasons)

- Kosovo - (has declared independence but has not been

- Western Sahara - (in legal dispute with Morocco)

- Taiwan - (China vito their accession)

- Palestine - (was formally a member under the representation of the PLO) but now referred to as The Occupied Territories