8.1 A delay in or failure of performance by either party shall not constitute a default in that party's obligations hereunder to the extent that such delay in or failure of performance results from any cause which is beyond its reasonable control, and which is unavoidable notwithstanding the reasonable care of the relevant party, including but not limited to Acts of God, war, riot, civil commotion, fire, acts or omissions attributable to anyone not under its direct control or changes in law after the date of the Contract (a "Force Majeure Event").