| gptkbp:instanceOf | gptkb:law 
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                                | gptkbp:alsoKnownAs | gptkb:blue_laws 
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                                | gptkbp:basisFor | gptkb:public_policy gptkb:Christian_Sabbath_doctrine
 public welfare
 
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                                | gptkbp:criticizedFor | gptkb:religious_discrimination 
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                                | gptkbp:dateEnacted | 4th century 
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                                | gptkbp:declinedAfter | 20th century 
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                                | gptkbp:enforcedBy | gptkb:Australia gptkb:Canada
 gptkb:United_Kingdom
 gptkb:United_States
 various European countries
 
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                                | gptkbp:existsIn | some U.S. states some Canadian provinces
 
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                                | gptkbp:legalChallenge | gptkb:First_Amendment_(U.S.) 
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                                | gptkbp:mayInclude | ban on Sunday alcohol sales ban on Sunday car sales
 ban on Sunday entertainment
 ban on Sunday hunting
 ban on Sunday public amusements
 ban on Sunday retail trade
 ban on Sunday sports events
 ban on Sunday work
 
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                                | gptkbp:notableCase | gptkb:Braunfeld_v._Brown_(1961) gptkb:Gallagher_v._Crown_Kosher_Super_Market_(1961)
 gptkb:McGowan_v._Maryland_(1961)
 gptkb:Two_Guys_from_Harrison-Allentown,_Inc._v._McGinley_(1961)
 
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                                | gptkbp:notableExample | gptkb:Constantine's_Sunday_law_of_321_AD 
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                                | gptkbp:opposedBy | religious minorities secular organizations
 
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                                | gptkbp:originatedIn | gptkb:theology 
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                                | gptkbp:purpose | restrict or ban certain activities on Sundays 
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                                | gptkbp:reaffirms | gptkb:U.S._Supreme_Court 
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                                | gptkbp:relatedTo | Sabbath observance religious freedom
 
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                                | gptkbp:sometimesCalled | gptkb:Sabbath_laws rest laws
 
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                                | gptkbp:sometimesExempt | gptkb:transportation restaurants
 pharmacies
 gas stations
 newsstands
 essential services
 
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                                | gptkbp:supportedBy | some Christian groups 
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                                | gptkbp:typicalRestrictions | prohibition of alcohol sales prohibition of commercial activities
 prohibition of labor
 prohibition of sports
 
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                                | gptkbp:bfsParent | gptkb:First-day_Sabbatarianism 
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                                | gptkbp:bfsLayer | 6 
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                                | https://www.w3.org/2000/01/rdf-schema#label | Sunday laws 
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