Senator Mitch McConnell has announced his retirement, ending his 40-year career in Congress due to growing health concerns. McConnell revealed this decision on his 83rd birthday, stating his current term will be his last, having faced several health challenges in recent years.Senator Mitch McConnell has announced his retirement, ending his 40-year career in Congress due to growing health concerns. McConnell revealed this decision on his 83rd birthday, stating his current term will be his last, having faced several health challenges in recent years.