Complex sentence: Not all of the 25 men remaining on "Bounty" were there willingly; the overloading of Bligh's launch with 19 men, four more than its capacity, forced some further loyalists to stay with the ship under duress.
Split into simpler sentences: Not all of the 25 men remaining on "Bounty" were there willingly. The overloading of Bligh's launch with 19 men, four more than its capacity, forced some further loyalists to stay with the ship under duress.