| For the episode, see Foothold. |
A Foothold situation, or simply Foothold, is when an aggressor has large control over an enemy's military base or other installation inside enemy territory.
Known foothold situations
Stargate Command
- 1998: The Goa'uld Queen Hathor influenced her way in the SGC and took control of all the males of the facility. (SG1: "Hathor")
- 1999: A few members of a Reetou terrorist group snuck into the SGC. (SG1: "Show and Tell")
- 2000: Unknown aliens impersonates several key figures on and of Stargate Command. (SG1: "Foothold")
- 2004: Anubis gains control over parts of SGC (SG1: "Lockdown")
- 2006: Several captured Ba'al clones took over certain levels of the SGC and took several SGC members hostage. (SG1: "Insiders")
Atlantis
- 2004: During a large Storm the Expedition Team have to leave Atlantis and a enforcement Genii take Atlantis (SGA: "Storm"),(SGA: "The Eye")
- 2005: During the Battle of Atlantis, several Wraith beamed into Atlantis. (SGA: "The Siege, Part 2")
- 2006: Thalan and Phoebus, whilst taking control of Lt. Col. Sheppard and Dr. Weir respectively locked down Atlantis and threatened to kill hundreds of expedition members with Halon gas. (SGA: "The Long Goodbye")
Other
- 2000: A Water-based life form took control of several members at Kuybyshev Airbase. (SG1: "Watergate")
- 2008: Wraith infiltrated the Midway space station and made it to the SGC. (SGA: "Midway")