This is the 175th most frequent Finnish word.
naton
"naton" is the genetive form of "Nato," meaning "of Nato" (North Atlantic Treaty Organization).
Here, 'Naton' is used in the genitive case to indicate possession regarding 'strategy.'
Tämä on Naton strategia.
This is NATO's strategy.
In this sentence, 'Naton' describes whose position is referred to, agreeing with the genitive case.
Hänen lausuntonsa oli luonnostaan Naton kannan mukainen.
His statement was naturally in line with NATO's position.
'Naton' specifies the ownership of the 'membership process,' again demonstrating its genitive case usage.