Just to gain experience and mind sharing. As all of us know, Singapore nowadays can being consider the most modern army in South East Asia. With a stable economy and politics, add with good relation with most of NATO nation especially US, British & Israel. However, with land area only about 800km2, urban terrain and population about 4 million, it's seem hard to defending this island from all direction. The WW II has show the result when Japanese Empire Army success occupied the island and drive-out the strongest British Empire who defending the island.