Put the details of that battle below in the following bullet points. note: you should find information on the real battle of philippi. do not rely on shakespeare to give you all the details you need. the battle of philippi started after the assassination of the battle of philippi took place in the year cassius built a to stop antony from breaking cassius’s and brutus’s armies apart. cassius killed himself because brutus defeated ’s army. there were different battles at the battle of philippi.