Asian Games 2018 Quiz 4

The 18th edition of the Asian Games will be held in the Indonesian cities of Jakarta and Palembang from 18 August to 2 September 2018. Here's a quiz on the tournament.

The Gelora Bung Karno stadium in Jakarta where opening and closing ceremonies of the 2018 Asian Games will take place.   -  AFP

1.Which country participated in the Asian Games from 1954 through 1974 but since then has not appeared due to various geo-political challenges?
2.Which Asian Games’ main theme was the promotion of ‘peace and harmony’ among Asian nations? The theme was selected because of an infamous event associated with the host city.