2002 Under 19 World Cup won by Australia in New Zealand
2010 Under 19 World Cup won by Australia in New Zealand
2018 Under 19 World Cup in New Zealand

England reached 2004 Champions Trophy final and lost from a winning position at home
England reached 2013 Champions Trophy final and lost from a winning position at home
England host the 2017 event

Prediction - West Indies will win the 2016 Under 19 World Cup - beating Bangladesh in the final led by Tagenarine Chanderpaul. 
Prediction - West Indies will win the 2016 World Twenty20 - beating India in the final.

Pakistan's 2017 CT and 2019 WC Captain

1) Azhar Ali - my choice
Other possible options below is no particular order:
2) Mohammad Hafeez?
3) Umar Amin
4) Sami Aslam
5) Babar Azam
6) Shan Masood
7) Sarfraz Ahmed
Ideally Misbah of course ... who is to rule it out with how far he has stretched his tenure?