Sammy Sosa and Mark McGuire.
According to CNN and AP, Mark McGwire admitted on Jan. 11, 2010, to being on steroids when he broke Roger Maris' home run record in 1998.
Barry Bonds broke the record in the 20 century.
Mark McGwire had 70 in 1998
Mark McGwire broke Roger Maris' single season home run record of 61 in 1998. McGwire would finish the year with 70 home runs setting the new single season home run record. In 2001 Barry Bonds broke this record by hitting 73 home runs.
Roger Maris
In 1998, St. Louis Cardinals slugger Mark McGwire hit 70 home runs to break Roger Maris' single season record.
In 1998, Mark McGwire broke Maris' record by nine home runs. McGwire hit 70 and Maris hit 61.
he broke the home run record
None. No governor was on the field and at home plate when Aaron broke Ruth's career home run record.
None. No governor was on the field and at home plate when Aaron broke Ruth's career home run record.
Hank Aaron broke Babe Ruth's record for career home runs. Ruth hit 714 career homers, Aaron broke that record and went on to record 745 career home runs before retiring in 1975.
Mark Mcgwire hit 70 home runs in 1998, the year he broke Roger Maris' single season home run record of 61.