Question: When did marriage become a sacrament in the most predominant religion in the most visited country in the world?

<P0-S0> same-sex marriage in the netherlands has been legal since 1 april 2001. the netherlands was the first country in the world to legalize same-sex marriage. <SEP> <P1-S0> A majority of Parisians are still nominally Roman Catholic. <P1-S1> Like the rest of France, Paris has been predominantly Roman Catholic since the early Middle Ages, though religious attendance is now low. <P1-S2> According to 2011 statistics, there are 106 parishes and curates in the city, plus separate parishes for Spanish, Polish and Portuguese Catholics. <P1-S3> There are an additional 10 Eastern Orthodox parishes, and bishops for the Armenian and Ukrainian Orthodox Churches. <P1-S4> In addition there are eighty male religious orders and 140 female religious orders in the city, as well as 110 Catholic schools with 75,000 students. <SEP> <P2-S0> With the development of sacramental theology, marriage was included in the select seven to which the term ``sacrament ''was applied. <P2-S1> Explicit classification of marriage in this way came in reaction to the contrary teaching of Catharism that marriage and procreation are evil: the first official declaration that marriage is a sacrament was made at the 1184 Council of Verona as part of a condemnation of the Cathars. <P2-S2> In 1208, Pope Innocent III required members of another religious movement, that of the Waldensians, to recognize that marriage is a sacrament as a condition for being received back into the Catholic Church. <P2-S3> In 1254, Catholics accused Waldensians of condemning the sacrament of marriage,`` saying that married persons sin mortally if they come together without the hope of offspring''. <P2-S4> The Fourth Lateran Council of 1215 had already stated in response to the teaching of the Cathars: ``For not only virgins and the continent but also married persons find favour with God by right faith and good actions and deserve to attain to eternal blessedness. <P2-S5> ''Marriage was also included in the list of the seven sacraments at the Second Council of Lyon in 1274 as part of the profession of faith required of Michael VIII Palaiologos. <P2-S6> The sacraments of marriage and holy orders were distinguished as sacraments that aim at the`` increase of the Church'' from the other five sacraments, which are intended for the spiritual perfection of individuals. <P2-S7> The Council of Florence in 1439 again recognised marriage as a sacrament. <SEP> <P3-S0> islam is the most widely practised religion in southeast asia, numbering approximately 240 million adherents which translate to about 40% of the entire population, with majorities in indonesia, brunei, malaysia and in southern philippines with indonesia as the largest and most populated muslim country around the world. <P3-S1> countries in southeast asia practice many different religions. <P3-S2> buddhism is predominant in thailand, cambodia, laos, burma, vietnam and singapore. <P3-S3> ancestor worship and confucianism are also widely practised in vietnam and singapore. <P3-S4> christianity is predominant in the philippines, eastern indonesia, east malaysia and east timor. <P3-S5> the philippines has the largest roman catholic population in asia. <P3-S6> east timor is also predominantly roman catholic due to a history of portuguese rule. <SEP> <P4-S0> Rank Destination International tourist arrivals (2016) International tourist arrivals (2015) Change (2015 to 2016) (%) Change (2014 to 2015) (%) France 82.6 million 84.5 million 2.2 0.9 United States 75.6 million 77.5 million 2.4 3.3 Spain 75.6 million 68.5 million 10.3 5.5 China 59.3 million 56.9 million 4.2 2.3 5 Italy 52.4 million 50.7 million 3.2 4.4 6 United Kingdom 35.8 million 34.4 million 4.0 5.6 7 Germany 35.6 million 35.0 million 1.7 6.0 8 Mexico 35.0 million 32.1 million 8.9 9.4 9 Thailand 32.6 million 29.9 million 8.9 20.6 10 Turkey 31.3 million 39.5 million 24.6 0.8