Ponce pledged to hold free elections soon , while continuing Ubico 's policy of suppressing the protests .
A few days later , Ponce Vaides persuaded the congress to appoint him interim president .
Ponce Vaides pledged to hold free elections soon , while continuing Ubico 's policy of suppressing the protests .
A few days later , Ponce Vaides persuaded the congress to appoint him interim president .