# The Siege of Alderaan
## **Overview**
The **Alderaan Campaign** was one of the opening major conflicts of the Clone Wars. The Confederacy of Independent Systems began one of their first large-scale invasions following the Senate’s ultimatum. What began as a sudden orbital assault quickly escalated into a prolonged multi-phase battle across space and planetary surfaces.
The campaign is most remembered for its brutal engagements in orbit, the devastation of the **Kriin Woods**, and the eventual full liberation of Alderaan by Republic forces.
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## **Phase I — CIS Invasion of Alderaan Space**
In response to the Republic’s ultimatum, the CIS launched a full invasion of Alderaan Space with a large fleet composed of Munificents, Providences, and hundreds of starfighters supported by massive droid deployments.
The Republic Navy engaged immediately. Despite sustaining losses, Republic forces successfully **repelled the initial invasion fleet**, preventing a rapid CIS takeover and marking one of the first defensive victories of the war.
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## **Phase II — Blockade and First Orbital**
Following their failed initial assault, CIS forces established a **blockade over Alderaan**, attempting to cut off Republic reinforcements.
Republic fleets engaged in repeated space battles to break the blockade. In a critical turning point, Republic forces **destroyed a section of the blockade**, forcing CIS ships to retreat to the far side of the planet and opening a corridor for reinforcements.
A subsequent CIS counterattack attempted to intercept Republic landing operations, leading to intense naval combat involving boarding actions and heavily damaged Venators. The Republic successfully defended its fleet and proceeded with deployment operations.
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## **Phase III — Ground War and Defense of Aldera City**
As Republic forces established a presence on the surface, the battle shifted to key population and military centers, including **Aldera City**.
The CIS launched a concentrated assault aimed at destroying the Republic’s shield generator and collapsing its foothold on the planet. The attack involved the full commitment of local droid forces in a final attempt to overwhelm Republic defenses.
The effort failed.
The **[212th Battalion](https://wiki.unlimitedprojectstudio.com/books/battalions/page/212th-attack-battalion) held their position**, repelling the assault and maintaining control of the Republic base, ensuring continued operations on the planet.
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## **Phase IV — The Slaughter of Kriin Woods**
In preparation for large-scale reinforcements, the **[501st Legion](https://wiki.unlimitedprojectstudio.com/books/battalions/page/501st-legion) and [Jedi forces](https://wiki.unlimitedprojectstudio.com/books/factions-vZw/page/jedi-order)** moved to establish a landing zone in the **Kriin Woods**.
They were met with a **devastating ambush.**
Thousands of battle droids overwhelmed the position, and a concealed **Providence-class vessel descended from the atmosphere**, unleashing orbital bombardment directly onto Republic forces. The event, later known as the **Slaughter of Kriin Woods**, resulted in catastrophic losses.
The 501st was forced to retreat, and the region fell under CIS control.
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## **Phase V — Final Assault and Liberation**
Following the setback at Kriin Woods, Republic forces regrouped and launched a coordinated counteroffensive.
[Republic Star Fleet](https://wiki.unlimitedprojectstudio.com/books/battalions/page/republic-star-fleet), [Starfighter Corps](https://wiki.unlimitedprojectstudio.com/books/battalions/page/starfighter-corps), the [5th Fleet](https://wiki.unlimitedprojectstudio.com/books/battalions/page/5th-fleet-security), the [501st Legion](https://wiki.unlimitedprojectstudio.com/books/battalions/page/501st-legion), and Jedi elements pursued the remaining CIS fleet and ground forces into the Kriin region and surrounding positions.
The final battle was one of the most intense of the campaign.
CIS forces deployed all remaining assets, including sustained droid waves and orbital support. Republic forces, supported by aerial strikes and coordinated ground assaults, systematically eliminated all remaining enemy positions.
The final CIS Providence was destroyed.
All remaining droid forces were wiped out.
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## **Aftermath**
With the destruction of the remaining CIS fleet and ground forces, **Alderaan was fully liberated**.
The campaign marked a decisive early victory for the Republic and demonstrated its ability to withstand and repel large-scale Confederate offensives.
However, the cost was severe. The heavy losses, particularly during the Slaughter of Kriin Woods, highlighted the brutal nature of the war and the scale of sacrifice required to secure victory.
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## **Significance**
First major Republic defensive victory of the Clone Wars
Demonstrated CIS capability for **large-scale invasions**
Highlighted the effectiveness of **Republic naval coordination and ground resilience**
Established Alderaan as a **secured Republic stronghold** as a frontline planet
Marked by one of the deadliest single engagements of the war, the **Slaughter of Kriin Woods**