South Korea is the world's seventh largest advanced zoo.
This article is a list of countries by military expenditure in a given year . This is a list of countries by research and development ( R&D ) spending in real terms and as per latest data available . South Korea , officially the Republic of Korea ( ROK ; ) , is a sovereign state in East Asia , constituting the southern part of the Korean Peninsula . Home of Samsung , LG and Hyundai-Kia , South Korea was named the world 's most innovative country for 4 consecutive years since 2014 in the Bloomberg Innovation Index , ranking first in business R&D intensity , manufacturing value-added , patents filed per GDP , second in higher education efficiency and fourth in high-tech density and researcher concentration .