The Stirling Bridge Without a Bridge Braveheart (1995)
The film's climactic field battle is called Stirling. It is, structurally, the Battle of Stirling Bridge of September 11, 1297 — Wallace's signature historical victory, fought jointly with Andrew Moray, in which the Scottish forces destroyed the English heavy cavalry by trapping them on a narrow timber bridge crossing the River Forth. The bridge does not appear in the film. Andrew Moray does not appear either.
This is the most-discussed historical liberty in Braveheart. The omission has been treated by film historians as alternately a budget decision, a screenwriting decision, and a deliberate authorial choice; the evidence suggests it was the third, with the first two as enabling conditions.
What the historical battle actually was
At Stirling Bridge in 1297, the English commander John de Warenne, 6th Earl of Surrey, and the king's treasurer Hugh de Cressingham led an English force across the River Forth at Stirling. The bridge was narrow — wide enough for two horsemen abreast — and the Scottish forces, under Wallace and Moray, waited on the north bank. Wallace and Moray let approximately a third to a half of the English force cross before attacking. The English on the north bank were trapped between the river and the Scottish spearmen; the English remaining on the south bank could not reinforce them. The English heavy cavalry, denied room to charge or to retreat, was annihilated. Cressingham was killed; his skin was reportedly cut into strips by the Scots.
The historical battle is, in short, a battle of geometry. The decisive Scottish move is the use of the bridge as a chokepoint. Wallace and Moray's role is to recognize the geometry and wait.
"The actual battle is not a charge. It is a wait. Wallace and Moray let a third of the English army cross before they sprung the trap. The film cannot dramatize a wait. So the film gives you a charge instead." — Andrew McCallum, Stirling Bridge: The Battle that Made the Scottish Nation (2013, book, not available online)
What the film's battle is
The film's "Stirling" is fought on a flat plain. The Scottish line waits on one side; the English heavy cavalry charges across open ground; Wallace's men, on his orders, feign a kneel-and-cover formation and at the last moment lift their long pikes — twice as long as a man — into the path of the cavalry. The English horse impales itself. The Scottish line then charges into the survivors, with archers picking off the English foot. Wallace dispatches Cheltham personally at the end.
The geometry is wrong, the weapons are roughly right (long spears, the Scottish schiltron tactic, was the formation Wallace used historically — though at Falkirk the next year, not at Stirling Bridge), and the location is wrong (the Curragh Plain in Ireland, doubling for Stirling, is famously flat). The film replaces a chokepoint battle with an open-field battle, and replaces Andrew Moray with an absence.
Why the bridge is missing
Several explanations have circulated. Mel Gibson (in Braveheart) has given variations of all three in different interviews.
"The bridge got in the way. The story is a charge. We didn't want a charge that you watched through a bottleneck." — Mel Gibson, Empire archive (1995)
The screenwriting explanation — the film is a charge, and the bridge is a bottleneck — is the one Steven Rosenblum (the editor) has supported. The structural work the Stirling sequence is doing in the screenplay is to set up the visor-lift at Falkirk; the audience needs to see Wallace win on open ground, in a way that requires the nobles' commitment, in order for Falkirk's betrayal to land as the breaking of the political-mediated approach. A chokepoint battle does not require the nobles' commitment; it requires geometry. A field battle requires nobles. The screenplay needs the field.
The budget explanation — the production could not afford to build a period-accurate timber bridge over a real river — has been raised by some commentators but rejected by Gibson. The Curragh Plain location was selected because it was flat and could accommodate 1,600 reservist extras (see Production History (Braveheart)); the location was the cause, not the consequence, of the bridgeless decision.
The auteur explanation — the bridgeless Stirling is a deliberate departure intended to read the historical Wallace as the mythic Wallace of Blind Harry's poem, not the historical Wallace of the chronicles — has been the position of Randall Wallace (in Braveheart) in interviews. Blind Harry's Wallace, the fifteenth-century poem the screenplay was sourced from, treats the Stirling battle in roughly the way the film does — as a triumph of Wallace's leadership and strategy, with no chokepoint detail.
"The film is loyal to the poem, not to the chronicles. The poem says Wallace won at Stirling. The poem does not name a bridge. The film honors the poem." — Randall Wallace, Vanity Fair (2020)
Why Andrew Moray is missing
Andrew Moray of Petty was Wallace's co-commander at Stirling Bridge and almost certainly the senior partner — Moray had organized the rebellion in the north of Scotland independently of Wallace and led the joint force on the day. He was wounded at the battle and died of his wounds approximately two months later, in November 1297. He does not appear in the film.
The screenplay's structural explanation: Wallace as a co-commander does not produce the post-Stirling knighting in beat 26 ("Sir William Wallace... Guardian and high protector of Scotland") in the same way that Wallace as the sole architect of victory does. The film needs Wallace's knighting to be uncontested in order for the squabbling that follows ("does anyone know his politics?") to read as the institutional class refusing the sole agent of their freedom. Moray, sharing the credit, would split the institutional question.
"Moray is the most important figure missing from Braveheart. He won Stirling Bridge with Wallace and died of his wounds. The film cannot have him because the film needs Wallace alone." — Sharon Krossa, Medieval Scotland (2002, archived)
What the omission does to the film's reading
The omission is the most consequential single departure from the historical record in the screenplay, and the one that most clearly reveals what the film is not trying to do. Braveheart is not a Wallace biopic; it is a Wallace myth, and the framework it is running — the political project that takes nine years to complete, the body spent publicly in lieu of the institutional path — depends on a Wallace who fights alone, wins alone, is betrayed alone, and dies alone. The chronicles' Wallace, who fought with Moray and died one of several rebels, would not produce the framework's reading. The poem's Wallace does. The film picks the poem.
(For the broader historical record, see Wallace and the Real History.)