Oppermann was elected as the First Parliamentary Secretary of the SPD parliamentary group in November 2007, succeeding Olaf Scholz; he was subsequently re-elected in 2011 and 2013.
He was subsequently re-elected in 2011 and 2013. Oppermann was elected as the First Parliamentary Secretary of the SPD parliamentary group in November 2007, succeeding Olaf Scholz.
Oppermann was elected as the First Parliamentary Secretary of the SPD parliamentary group in November 2007, succeeding Olaf Scholz. He was subsequently re-elected in 2011 and 2013.
Oppermann was elected as the First Parliamentary Secretary of the SPD parliamentary group in November 2007, succeeding Olaf Scholz. He was subsequently re-elected in 2011 and 2013.