-exhibitions 1500 1876-1958 1894-1971 1897-1978 1908-1991 1917-1963 1955-1965 1963 biography christianartandsymbolism correspondenceyoung criticismandinterpretationyoung europeanfederation giacomo history john kennedy khrushchev manzù modernperiod nikitasergeevich nucleartest-bantreaty paul pius popes portraitsjohn sources sourcescatholicchurch spirituallife stark worldpolitics