Original sentence: Congress of Estonia, as the Citizens' Committees before it, supported continuation in citizenship, as opposed to extending citizenship to all people with propiska in Estonia in 1990 (sometimes called the 'zero variant of citizenship'), including the over 300,000 occupation years' immigrants from other regions of the Soviet Union
Edited sentence: Congress of Estonia, as the Citizens' Committees before it, supported continuation in citizenship, as opposed to extending citizenship to all people with legal residency in Estonia in 1990 (sometimes called the 'zero variant of citizenship'), including the over 300,000 occupation years' immigrants from other regions of the Soviet Union