diff --git a/README.md b/README.md
index 837fc14d0a..97c4e0e0db 100644
--- a/README.md
+++ b/README.md
@@ -8,18 +8,19 @@ This repository contains various specification related to the Ethereum 1.0 chain
 
 | Version and Code Name | Block No. | Released | Incl EIPs | Specs | Impls |
 |-----------------------|-----------|----------|-----------|-------|-------|
-| Frontier | 1 | 07/30/2015 | | | [Geth v1.0.0](https://github.com/ethereum/go-ethereum/releases/tag/v1.0.0) |
-| Frontier Thawing | 200000 | 09/07/2015 | | | [Geth v1.0.1.1](https://github.com/ethereum/go-ethereum/releases/tag/v1.0.1.1) |
-| Homestead | 1150000 | 03/14/2016  | [EIP-2](https://eips.ethereum.org/EIPS/eip-2) <br/> [EIP-7](https://eips.ethereum.org/EIPS/eip-7) <br/> [EIP-8](https://eips.ethereum.org/EIPS/eip-8) | [HFM-606](https://eips.ethereum.org/EIPS/eip-606) | [Geth v1.3.4](https://github.com/ethereum/go-ethereum/releases/tag/v1.3.4) |
-| DAO Wars | aborted | aborted |  |  | [Geth v1.4.8](https://github.com/ethereum/go-ethereum/releases/tag/v1.4.8) |
-| DAO Fork | 1920000 | 07/20/2016 |  | [HFM-779](https://eips.ethereum.org/EIPS/eip-779) | [Geth v1.4.10](https://github.com/ethereum/go-ethereum/releases/tag/v1.4.10) |
-| Tangerine Whistle | 2463000 | 10/18/2016 | [EIP-150](https://eips.ethereum.org/EIPS/eip-150) | [HFM-608](https://eips.ethereum.org/EIPS/eip-608) | [Geth v1.4.18](https://github.com/ethereum/go-ethereum/releases/tag/v1.4.18) |
-| Spurious Dragon	 | 2675000 | 11/22/2016 | [EIP-155](https://eips.ethereum.org/EIPS/eip-155) <br/> [EIP-160](https://eips.ethereum.org/EIPS/eip-160) <br/> [EIP-161](https://eips.ethereum.org/EIPS/eip-161) <br/> [EIP-170](https://eips.ethereum.org/EIPS/eip-170) | [HFM-607](https://eips.ethereum.org/EIPS/eip-607) | [Geth v1.5.1](https://github.com/ethereum/go-ethereum/releases/tag/v1.5.1) |
-| Byzantium | 4370000 | 10/16/2017	 | [EIP-100](https://eips.ethereum.org/EIPS/eip-100) <br/> [EIP-140](https://eips.ethereum.org/EIPS/eip-140) <br/>  [EIP-196](https://eips.ethereum.org/EIPS/eip-196) <br/> [EIP-197](https://eips.ethereum.org/EIPS/eip-197) <br/> [EIP-198](https://eips.ethereum.org/EIPS/eip-198) <br/> [EIP-211](https://eips.ethereum.org/EIPS/eip-211) <br/> [EIP-214](https://eips.ethereum.org/EIPS/eip-214) <br/> [EIP-649](https://eips.ethereum.org/EIPS/eip-649) <br/> [EIP-658](https://eips.ethereum.org/EIPS/eip-658) | [HFM-609](https://eips.ethereum.org/EIPS/eip-609) | [Geth v1.7.0](https://github.com/ethereum/go-ethereum/releases/tag/v1.7.0) |
-| Constantinople | aborted | aborted | [EIP-145](https://eips.ethereum.org/EIPS/eip-145) <br/> [EIP-1014](https://eips.ethereum.org/EIPS/eip-1014) <br/> [EIP-1052](https://eips.ethereum.org/EIPS/eip-1052) <br/> [EIP-1234](https://eips.ethereum.org/EIPS/eip-1234) <br/> [EIP-1283](https://eips.ethereum.org/EIPS/eip-1283) | [HFM-1013](https://eips.ethereum.org/EIPS/eip-1013) | [Geth v1.8.20](https://github.com/ethereum/go-ethereum/releases/tag/v1.8.20) |
-| St. Petersburg | 7280000 | 02/28/2019 | [EIP-145](https://eips.ethereum.org/EIPS/eip-145) <br/> [EIP-1014](https://eips.ethereum.org/EIPS/eip-1014) <br/> [EIP-1052](https://eips.ethereum.org/EIPS/eip-1052) <br/> [EIP-1234](https://eips.ethereum.org/EIPS/eip-1234) | [HFM-1716](https://github.com/ethereum/EIPs/pull/1716/) | [Geth v1.8.23](https://github.com/ethereum/go-ethereum/releases/tag/v1.8.23) |
-| Istanbul | 9069000 | 12/07/2019 | [EIP-152](https://eips.ethereum.org/EIPS/eip-152) <br/> [EIP-1108](https://eips.ethereum.org/EIPS/eip-1108) <br/> [EIP-1344](https://eips.ethereum.org/EIPS/eip-1344) <br/> [EIP-1884](https://eips.ethereum.org/EIPS/eip-1884) <br/> [EIP-2028](https://eips.ethereum.org/EIPS/eip-2028) <br/> [EIP-2200](https://eips.ethereum.org/EIPS/eip-2200) | [HFM-1679](https://eips.ethereum.org/EIPS/eip-1679) | [Geth v1.9.7](https://github.com/ethereum/go-ethereum/releases/tag/v1.9.7)
-| Muir Glacier | 9200000 | 01/02/2020 | [EIP-2384](https://eips.ethereum.org/EIPS/eip-2384) | [HFM-2387](https://eips.ethereum.org/EIPS/eip-2387) | [Geth v1.9.9](https://github.com/ethereum/go-ethereum/releases/tag/v1.9.9) |
+| London | TBD | - | [EIP-1559](https://eips.ethereum.org/EIPS/eip-1559) <br> [EIP-3238](https://eips.ethereum.org/EIPS/eip-3238) <br> [EIP-3198](https://eips.ethereum.org/EIPS/eip-3198) | [Specification](https://github.com/ethereum/eth1.0-specs/blob/master/network-upgrades/mainnet-upgrades/london.md) | - |
 | Berlin | 12244000 | 04/15/2021 | [EIP-2565](https://eips.ethereum.org/EIPS/eip-2565) <br/> [EIP-2929](https://eips.ethereum.org/EIPS/eip-2929) <br/> [EIP-2718](https://eips.ethereum.org/EIPS/eip-2718) <br/> [EIP-2930](https://eips.ethereum.org/EIPS/eip-2930) | ~[HFM-2070](https://eips.ethereum.org/EIPS/eip-2070)~ <br/> [Specification](https://github.com/ethereum/eth1.0-specs/blob/master/network-upgrades/mainnet-upgrades/berlin.md) | [Geth v1.10.1](https://github.com/ethereum/go-ethereum/releases/tag/v1.10.1) |
+| Muir Glacier | 9200000 | 01/02/2020 | [EIP-2384](https://eips.ethereum.org/EIPS/eip-2384) | [HFM-2387](https://eips.ethereum.org/EIPS/eip-2387) | [Geth v1.9.9](https://github.com/ethereum/go-ethereum/releases/tag/v1.9.9) |
+| Istanbul | 9069000 | 12/07/2019 | [EIP-152](https://eips.ethereum.org/EIPS/eip-152) <br/> [EIP-1108](https://eips.ethereum.org/EIPS/eip-1108) <br/> [EIP-1344](https://eips.ethereum.org/EIPS/eip-1344) <br/> [EIP-1884](https://eips.ethereum.org/EIPS/eip-1884) <br/> [EIP-2028](https://eips.ethereum.org/EIPS/eip-2028) <br/> [EIP-2200](https://eips.ethereum.org/EIPS/eip-2200) | [HFM-1679](https://eips.ethereum.org/EIPS/eip-1679) | [Geth v1.9.7](https://github.com/ethereum/go-ethereum/releases/tag/v1.9.7)
+| St. Petersburg | 7280000 | 02/28/2019 | [EIP-145](https://eips.ethereum.org/EIPS/eip-145) <br/> [EIP-1014](https://eips.ethereum.org/EIPS/eip-1014) <br/> [EIP-1052](https://eips.ethereum.org/EIPS/eip-1052) <br/> [EIP-1234](https://eips.ethereum.org/EIPS/eip-1234) | [HFM-1716](https://github.com/ethereum/EIPs/pull/1716/) | [Geth v1.8.23](https://github.com/ethereum/go-ethereum/releases/tag/v1.8.23) |
+| Constantinople | aborted | aborted | [EIP-145](https://eips.ethereum.org/EIPS/eip-145) <br/> [EIP-1014](https://eips.ethereum.org/EIPS/eip-1014) <br/> [EIP-1052](https://eips.ethereum.org/EIPS/eip-1052) <br/> [EIP-1234](https://eips.ethereum.org/EIPS/eip-1234) <br/> [EIP-1283](https://eips.ethereum.org/EIPS/eip-1283) | [HFM-1013](https://eips.ethereum.org/EIPS/eip-1013) | [Geth v1.8.20](https://github.com/ethereum/go-ethereum/releases/tag/v1.8.20) |
+| Byzantium | 4370000 | 10/16/2017
+| Spurious Dragon
+| Tangerine Whistle | 2463000 | 10/18/2016 | [EIP-150](https://eips.ethereum.org/EIPS/eip-150) | [HFM-608](https://eips.ethereum.org/EIPS/eip-608) | [Geth v1.4.18](https://github.com/ethereum/go-ethereum/releases/tag/v1.4.18) |
+| DAO Fork | 1920000 | 07/20/2016 |  | [HFM-779](https://eips.ethereum.org/EIPS/eip-779) | [Geth v1.4.10](https://github.com/ethereum/go-ethereum/releases/tag/v1.4.10) |
+| DAO Wars | aborted | aborted |  |  | [Geth v1.4.8](https://github.com/ethereum/go-ethereum/releases/tag/v1.4.8) |
+| Homestead | 1150000 | 03/14/2016  | [EIP-2](https://eips.ethereum.org/EIPS/eip-2) <br/> [EIP-7](https://eips.ethereum.org/EIPS/eip-7) <br/> [EIP-8](https://eips.ethereum.org/EIPS/eip-8) | [HFM-606](https://eips.ethereum.org/EIPS/eip-606) | [Geth v1.3.4](https://github.com/ethereum/go-ethereum/releases/tag/v1.3.4) |
+| Frontier Thawing | 200000 | 09/07/2015 | | | [Geth v1.0.1.1](https://github.com/ethereum/go-ethereum/releases/tag/v1.0.1.1) |
+| Frontier | 1 | 07/30/2015 | | | [Geth v1.0.0](https://github.com/ethereum/go-ethereum/releases/tag/v1.0.0) |