We have been having LAG problems in the game since 2 days. Its because of the Underground Cables that have disrupted near Egypt. Due to this, the Singapore and the USA server are not able to work together properly, which is causing intensive LAG.
http://news.bbc.co.uk/2/hi/technology/7792688.stm
Since it is not something that we can fix up, lets hope for the best to happen the sooner it can.It is thought that 65% of traffic to India was down, while services to Singapore, Malaysia, Saudi Arabia, Egypt, Taiwan and Pakistan have also been severely affected.