Check. "Ireland [...] was the poorest country in Europe" https://en.wikipedia.org/wiki/List_of_countries_by_past_and_projected_GDP_(nominal)_per_capita#World_

Check. "Ireland [...] was the poorest country in Europe" https://en.wikipedia.org/wiki/List_of_countries_by_past_and_projected_GDP_(nominal)_per_capita#World_Bank_estimates_between_1970_and_1979 https://en.wikipedia.org/wiki/List_of_countries_by_past_and_... Check 1972 figures. Spain and Greece were poorer. The unlisted Soviet client states were likely even much poorer. "Poland or Hungary is close to catching up with Western Europe." Poland and Hungary have 1/3 the per capita GDP as Britain. ( https://en.wikipedia.org/wiki/List_of_countries_by_GDP_%28nominal%29_per_capita https://en.wikipedia.org/wiki/List_of_countries_by_GDP_%28no... ) "Greece had about the same GDP per capita as Turkey when they joined. Today, it’s closer to 3x Turkey." ( see previous link). 2017: Greek per capita gdp =~ $18.6K, Turkey =~ $11.5K. Also (see https://en.wikipedia.org/wiki/List_of_countries_by_past_and_projected_GDP_(nominal)_per_capita#IMF_estimates_between_1980_and_1989 https://en.wikipedia.org/wiki/List_of_countries_by_past_and_... ). Greece joined in 1981: Greece gdp per capita ~= $5.3K, turkey gdp =~$2.2K.