CHAPTEE II. 



POLICE POWER, "DUE PROCESS," AND NUISANCES. 



§ 11. Definition of Police § IS. Nuisance. 



Power. § 19, Nuisance Per Sc, and In 

 § 12. Police Power Resides in Posse. 



the States. § 20. Nuisance a Question of 

 § 13. Alienum Non Laedat. Fact. 



§ 14. Police Power Is Above § 21. Changes in Legal Nui- 



Private Rights. sance. 



§ 15. Police Power Cannot Be § 22. Treatment of Nuisances. 



Alienated. § 23. City Must Not Commit 

 § 16. No Property Right in Ar- Nuisance. 



tides Acquired or Used § 24. Authority for Abatement, 



Contrary to Law. Not for Construction. 



§ 17. Due Process of Law. 



11. Definition of Police Power. Governments 

 nse various powers, such as that of taxation, 

 treaty making, control of commerce, etc., but the 

 one which most concerns members of the medical 

 and surgical professions is embraced under the 

 somewhat indefinite term of * ' police power. ' ' ^ 

 This power is by no means confined to the use of 

 the officers whom we call ' ' police. ' ' Much of their 

 duty pertains to the enforcement of the criminal 

 law, from which police power is quite distinct. 

 Police power is that inherent power in govern- 

 ments which is used for self protection. It tends 

 to prevent misfortunes and calamities, and it 

 works largely by placing restrictions upon undue 

 liberty of action on the part of citizens. An exact 

 definition of the limits of the power has never 



1 Public Health, Chap. VI. 



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