NEW : President Papoulias believes growth and jobs are needed to give the Greek people hope . ` ` We welcome a friend here today , '' Antonis Samaras says of the German leader . Police say 25,000 people attended a protest voicing concerns over Angela Braun 's safety . Critics see Germany as the main enforcer of internationally agreed security measures .
NEW : President Papoulias says growth and jobs are needed to give the Greek people hope . `` We welcome a friend here today , '' Antonis Samaras says of the German leader . Police say 25,000 people joined a protest voicing anger over Angela Merkel 's visit . Critics see Merkel as the main enforcer of internationally imposed austerity measures .