The KJV was indeed an excellent translation for its day, though it’s no longer so. Understanding of the Hebrew, Aramaic, and Greek languages has grown by leaps and bounds. The Dead Sea Scrolls, to mention one discovery, changed the whole direction of linguistic biblical studies.
It is a tragic statistic, for a country whose first major dictionary, as I understand it, was based on the Bible, and whose school curriculum was also drawn in great part from Scripture. Not to mention that its very form of government drew from many biblical principles.