Yazeed (la): Ameer ul Munafiqeen
Yazeed(la) Killed Imam Hussain (as) according to Sunni Scholars [1]Imam Dhahabi (rah) writes about Yazid(la) in his As Siyar al Alam an Nabula: وكان ناصبيا فظا غليظا جلفا يتناول المسكر ويفعل المنكر افتتح دولته بمقتل الشهيد الحسين واختتمها بواقعة الحرة فمقته الناس ولم يبارك في عمره وخرج عليه غير واحد بعد الحسين كأهل المدينة قاموا لله He (Yazid) was a disgusting Nasibi (i.e. those who hate Ahlul bayt). He drank and did evil. He started his kingdom with the killing of the Shahid al-Hussain (RA) and ended it with the incident of al-Harra (i.e. besiegement of Madina which also makes him directly liable for Lanah as sahih ahadith prove). Hence the people hated him, he was not blessed in his life, and many took up arms against him after Imam Hussain (RA) such as the people of Madina - they rose for the sake of Allah Source: As Siyar al Alam an Nabula, Volume No. 4, Page No. 37-38 [2]Imam Dhahabi states in his Tarikh al-Islam: قلت ولما فعل يزيد بأهل المدينة ما فعل وقت...