%%[VAR @country

IF Empty(Country) THEN
    SET @country = 'US'
ELSEIF RowCount(LookupRows('international_footer_specs', 'Country Code', Country)) > 0 THEN
    SET @country = Lookup('international_footer_specs', 'Country Code', 'Country Code', Country)
ELSEIF RowCount(LookupRows('international_footer_specs', 'Country Name', Country)) > 0 THEN
    SET @country = Lookup('international_footer_specs', 'Country Code', 'Country Name', Country)
ELSE
    SET @country = 'US'
ENDIF

]%%