Question: When did the maker of Acura Legend, the owner of Scion, and Nissan open US assembly plants?

<P0-S0> the first-generation acura rl was a rebadged version of the third-generation honda legend, and was first introduced to the north american market in 1996, to replace the second-generation acura legend. <P0-S1> the second-generation acura rl was a rebadged version of the fourth-generation honda legend, introduced to the north american market in september 2004, as a 2005 model. <P0-S2> this iteration of the rl received an extensive mid-generational facelift for the 2009 model year, and a further update for 2011. the third-generation debuted for the 2014 model year as the acura rlx. <SEP> <P1-S0> Some buyers lamented the small size of the first Japanese compacts, and both Toyota and Nissan (then known as Datsun) introduced larger cars such as the Toyota Corona Mark II, the Toyota Cressida, the Mazda 616 and Datsun 810, which added passenger space and amenities such as air conditioning, power steering, AM-FM radios, and even power windows and central locking without increasing the price of the vehicle. <P1-S1> A decade after the 1973 oil crisis, Honda, Toyota and Nissan, affected by the 1981 voluntary export restraints, opened US assembly plants and established their luxury divisions (Acura, Lexus and Infiniti, respectively) to distinguish themselves from their mass-market brands. <SEP> <P2-S0> The Acura Legend is a mid-size luxury/executive car manufactured by Honda. <P2-S1> It was sold in the U.S., Canada, and parts of China under Honda's luxury brand, Acura, from 1985 to 1995, as both a sedan, which was classified as a full-size car, and a coupe, which was classified as a mid-size car (similar to how the Honda Accord is set up today). <P2-S2> It was the first flagship sedan sold under the Acura nameplate, until being renamed in 1996 as the Acura 3.5RL. <P2-S3> The 3.5RL was the North American version of the KA9 series Honda Legend. <SEP> <P3-S0> Scion is a discontinued marque of Toyota that started in 2003. <P3-S1> It was designed as an extension of its efforts to appeal towards younger customers. <P3-S2> The Scion brand primarily featured sports compact vehicles (primarily badge engineered from Toyota's international models), a simplified "pure price" model, and eschewed trim levels in favor of offering a single trim for each vehicle with a range of factory and aftermarket options for buyers to choose from to personalize their vehicle. <P3-S3> The "Scion" name, meaning the descendant of a family or heir, refers both to the brand's cars and their owners. <P3-S4> The brand first soft launched in the United States at selected Toyota dealers in the state of California in June 2003, before expanding nationwide by February 2004. <P3-S5> In 2010, Scion expanded into Canada. <P3-S6> In an effort to target the generation Y demographic, Scion primarily relied on guerrilla and viral marketing techniques. <SEP> <P4-S0> janesville assembly plant is a former automobile factory owned by general motors located in janesville, wisconsin. <P4-S1> opened in 1919, it was the oldest operating gm plant when it was largely idled in december 2008, and ceased all remaining production on april 23, 2009. the demolition of the plant began in april 2018.