The LEGO City theme is based on city life with the sets depicting city and emergency services, police, fire, airport, train, construction, and civilian services. The City theme proceeded LEGO Town which was replaced with LEGO World City in before it was rebranded as City in 2005.
2007 LEGO Sets
For collectors, 2007 proved to be an important milestone for with the release of the Modular Buildings theme which initially included Café Corner (10182-1) and Market Street (10190-1). Also, the Star Wars license with LucasFilms was originally planned to end that year, but is renewed. To celebrate Star Wars' 30th anniversary, LEGO released a free, 14-carat gold C-3PO minifigure. 2007 also saw the discontinuation of a number of themes including Aqua Raiders and Knights' Kingdom II but also so the introduction of the Thomas and Friends theme.