A rough guide would be that neoconservative are advocates of the 60s style democratic foreign policy agenda who have moved to the republican party due to the anti war and anti imperialism drift of the 70s democrats and its strong elements of counter culture.
A key planck of neoconservative ideology is the belief that the promotion of democracy is in the best interest of the US. But this is not the nurturing of democratic institutions in global south nations at the expence business interest but the violent and revolutionary overthrow and imposition of democracy by force. Its right wing critics characterise this as neojacobin, compairing it to the spread of social values by post revolutionary france.
Debate and conjecture surrounds neoconservatives application of these ideas in the Phillipines (where some argue they were in favour of Corizon Aquino over Marcos) and Indonesia (where there is debate of Wolfowitz role) during the 80's.
The falling out of favour of neoconservatives marks a shift from 60s democratic foreign policy to 70s real politik as so famously practiced by Henry Kissinger. This removes any concern for the peoples of nations and places stability and US interest first ("he may be a son of a bitch but hes our son of a bitch). The promotion of hear no evil see no evil John Negroponte to be Rice's deputy.
After its flirtation with the bizzarists ofshoot of Trotskyism known to man, its business as usual back on the TiberPotomac.
E2A "This removes any concern for the peoples of nations " I am just saying it was a factor not by any stretch the dominant one.