The court on Thursday sentenced him to one year in jail, although he is unlikely to be put behind bars during a possible appeal.
The verdict carries no impact on Berlusconi's eligibility to participate in a new government. His center-right coalition finished third in parliamentary elections that saw now clear winner. Talks on forming a new government are expected to begin March 20.
The charge relates to the 2005 publication in of a wiretapped call that was part of an investigation into a failed bid to take over a bank.
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