| ~~~Date~~~  | ~~~~~~~Proceedings  and  Orders~~~~~~~~~~~~~~~~~~~~~ | 
| Feb 11 2011 | 
Petition for a writ of certiorari and motion for leave to proceed in forma pauperis filed. (Response due March 18, 2011)  | 
| Mar 4 2011 | 
Waiver of right of respondent New Hampshire to respond filed.  | 
| Mar 17 2011 | 
DISTRIBUTED for Conference of April 1, 2011. | 
| Mar 24 2011 | 
Response Requested . (Due April 25, 2011)  | 
| Apr 25 2011 | 
Brief of respondent New Hampshire in opposition filed.  | 
| Apr 29 2011 | 
Reply of petitioner Barion Perry filed.  | 
| May 11 2011 | 
DISTRIBUTED for Conference of May 26, 2011. | 
| May 31 2011 | 
Motion to proceed in forma pauperis and petition for a writ of certiorari GRANTED.  | 
| Jun 24 2011 | 
The time to file the joint appendix and petitioner's brief on the merits is extended to and including July 29, 2011. | 
| Jul 20 2011 | 
The time to file respondent's brief on the merits is extended to and including September 16, 2011. | 
| Jul 29 2011 | 
Joint appendix filed. | 
| Jul 29 2011 | 
Brief of petitioner Barion Perry filed. | 
| Aug 5 2011 | 
Brief amicus curiae of The Innocence Network filed.  | 
| Aug 5 2011 | 
Brief amicus curiae of American Psychological Association filed.  | 
| Aug 5 2011 | 
Brief amicus curiae of National Association of Criminal Defense Lawyers filed.  (Distributed) | 
| Aug 5 2011 | 
Brief amici curiae of Wilton Dedge, et al. filed.  (Distributed) | 
| Aug 8 2011 | 
SET FOR ARGUMENT ON Wednesday, November 2, 2011. | 
| Aug 10 2011 | 
CIRCULATED | 
| Sep 1 2011 | 
Record received from Supreme Court of New Hampsire. | 
| Sep 16 2011 | 
Brief of respondent New Hampshire filed.  (Distributed) | 
| Sep 23 2011 | 
Brief amicus curiae of the United States filed.  (Distributed) | 
| Sep 23 2011 | 
Motion of the Solicitor General for leave to participate in oral argument as amicus curiae and for divided argument filed.  | 
| Sep 23 2011 | 
Brief amici curiae of Louisiana, et al. filed.  (Distributed) | 
| Sep 23 2011 | 
Brief amicus curiae of Criminal Justice Legal Foundation filed.  (Distributed) | 
| Sep 23 2011 | 
Brief amicus curiae of National District Attorneys Association filed.  (Distributed) | 
| Oct 17 2011 | 
Motion of the Solicitor General for leave to participate in oral argument as amicus curiae and for divided argument GRANTED.  | 
| Oct 17 2011 | 
Reply of petitioner Barion Perry filed.  (Distributed) | 
| Nov 2 2011 | 
Argued.  For petitioner:  Richard Guerriero, Concord, N. H.  For respondent:  Michael A. Delaney, Attorney General, Concord, N. H.; and Nicole A. Saharsky, Assistant to the Solicitor General, Department of Justice, Washington, D. C. (for United States, as amicus curiae.) | 
| Jan 11 2012 | 
Adjudged to be AFFIRMED.  Ginsburg, J. delivered the opinion of the Court, in which Roberts, C. J., and Scalia, Kennedy, Thomas, Breyer, Alito, and Kagan, JJ., joined.  Thomas, J., filed a concurring opinion.  Sotomayor, J., filed a dissenting opinion.  | 
| Feb 13 2012 | 
MANDATE ISSUED. | 
| Mar 2 2012 | 
Record returned to Supreme Court of New Hampshire. |