[I've been sampling the right-leaning internet for a few years now to better understand it]
FWIW, the majority of right-leaning folks (at least in the US) are vehemently against things like population controls. Go read some of the articles on Breitbart or InfoWars and this will be clear -- most of their concerns involve the government (which is pictured as an ever-left-leaning entity) overreaching in its restrictions on civil life.
The power of social conservative right wingers has been waning for a decade or so now, c.f. Trump.
FWIW, the majority of right-leaning folks (at least in the US) are vehemently against things like population controls. Go read some of the articles on Breitbart or InfoWars and this will be clear -- most of their concerns involve the government (which is pictured as an ever-left-leaning entity) overreaching in its restrictions on civil life.
The power of social conservative right wingers has been waning for a decade or so now, c.f. Trump.