The Siege of Jerusalem in 70 CE was the high watermark in the First Jewish-Roman War (66-73 CE) regarding the tension between the two forces. With the Roman Empire transitioning from the Julio-Claudian emperors to the Flavian dynasty in the middle of 69 CE, there was much pressure to quell the rebellion across Judaea.
This is a companion discussion topic for the original content at https://www.worldhistory.org/article/1993/the-siege-of-jerusalem-in-70-ce/.