| Sep 16 2020 | Petition for a writ of certiorari filed. (Response due October 26, 2020) |
| PetitionCertificate of Word CountProof of Service |
| Oct 21 2020 | Motion to extend the time to file a response from October 26, 2020 to November 25, 2020, submitted to The Clerk. |
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| Oct 23 2020 | Motion to extend the time to file a response is granted and the time is extended to and including November 25, 2020. |
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| Nov 20 2020 | Motion to extend the time to file a response from November 25, 2020 to December 9, 2020, submitted to The Clerk. |
| Main Document |
| Nov 23 2020 | Motion to extend the time to file a response is granted and the time is further extended to and including December 9, 2020. |
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| Dec 07 2020 | Brief of respondent United States in opposition filed. |
| Main DocumentProof of Service |
| Dec 23 2020 | DISTRIBUTED for Conference of 1/8/2021. |
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| Dec 23 2020 | Reply of petitioner Government of Guam filed. (Distributed) |
| Main DocumentProof of ServiceCertificate of Word Count |
| Jan 08 2021 | Petition GRANTED. |
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| Feb 22 2021 | Brief of petitioner Government of Guam filed. |
| Main DocumentOtherCertificate of Word CountProof of Service |
| Feb 22 2021 | Joint appendix filed. (Statement of costs filed) |
| Main DocumentMain Document |
| Mar 01 2021 | Brief amicus curiae of ConservAmerica filed. |
| Certificate of Word CountProof of ServiceMain Document |
| Mar 01 2021 | Brief amici curiae of Territories of The Commonwealth Of The Northern Mariana Islands, et al. filed. |
| Main DocumentCertificate of Word CountProof of Service |
| Mar 12 2021 | SET FOR ARGUMENT on Monday, April 26, 2021. |
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| Mar 15 2021 | Record requested. |
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| Mar 16 2021 | The record received from the U.S. District and Bankruptcy Courts is electronic and located on Pacer. |
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| Mar 16 2021 | The record from the U.S.C.A. is electronic and located on Pacer. The oral argument transcript, has been electronically received and filed. |
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| Mar 24 2021 | Brief of respondent United States filed. |
| Main DocumentProof of Service |
| Mar 30 2021 | CIRCULATED |
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| Mar 31 2021 | Brief amicus curiae of Atlantic Richfield Company filed. (Distributed) |
| Main DocumentCertificate of Word CountProof of Service |
| Apr 16 2021 | Reply of petitioner Government of Guam filed. (Distributed) |
| Main DocumentCertificate of Word CountProof of Service |
| Apr 26 2021 | Argued. For petitioner: Gregory G. Garre, Bethesda, Md. For respondent: Vivek Suri, Assistant to the Solicitor General, Department of Justice, Washington, D. C. |
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| May 24 2021 | Judgment REVERSED and case REMANDED. Thomas, J., delivered the opinion for a unanimous Court. |
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| Jun 25 2021 | JUDGMENT ISSUED. |
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