The Knights Templar — banked the Crusades, then a bankrupt king devoured them

The Knights Templar — formally the Poor Fellow-Soldiers of Christ and of the Temple of Solomon — were founded in the Kingdom of Jerusalem around 1119 to guard pilgrims on the roads to the Holy Land, and they were destroyed two centuries later not by an enemy army but by the King of France. On Friday, 13 October 1307, Philip IV had every Templar his agents could reach arrested at dawn across his kingdom, on charges of heresy. The order was formally suppressed by Pope Clement V at the Council of Vienne in 1312, and its last Grand Master, Jacques de Molay, was burned at the stake in Paris on 18 March 1314.

What fell was not a band of monks but one of the most powerful institutions of medieval Christendom. Beginning with a handful of knights and a vow of poverty, the Templars accumulated a vast estate of donated lands, fortresses, and privileges across Europe and the Levant. Exempt from taxes and tithes and answerable to the pope alone, they built an early international banking system: their network of preceptories let a pilgrim deposit funds in Paris and withdraw them in Jerusalem, and let kings borrow against future revenue. The Temple in Paris became, in effect, the treasury of the French crown.

The order’s decline began with the loss of its reason to exist. When the last crusader stronghold of Acre fell in 1291 and the Christian presence in the Holy Land collapsed, the Templars lost the frontier mission that justified their privileges, while keeping the wealth that invited predation. Philip IV — heavily indebted, chronically short of cash, and freshly emboldened by a successful confrontation with the papacy — found in the order both a creditor he could erase and a fortune he could seize.

The mechanism of the fall was legal and theological rather than martial. Through coordinated arrests, torture, forced confessions, and show trials, the crown manufactured a case of heresy that a weak pope could not resist. Stripped of the protector on whom they had depended, the Templars had no recourse. They were dissolved by papal decree, their assets ordered transferred to the rival Knights Hospitaller, and their leaders executed — a destruction so abrupt and total that it has fed conspiracy theories ever since.

The Suppression of the Jesuits — Europe’s kings hounded a pope into abolishing the order

The Society of Jesus — the Jesuits — was founded in Rome by Ignatius of Loyola and six companions and approved by Pope Paul III on 27 September 1540, and it was abolished two centuries later not by Protestant enemies but by the Catholic powers it had served. On 21 July 1773, under sustained pressure from the Bourbon courts of Spain, France, Portugal, and Naples, Pope Clement XIV issued the brief Dominus ac Redemptor, dissolving the order worldwide. At a stroke it ended the largest and most influential religious order in the Catholic Church, closed hundreds of schools and missions, and reduced some 23,000 Jesuits to ex-Jesuits.

What fell was the intellectual and educational vanguard of the Counter-Reformation. From a band of sixty men capped by its founding bull, the Society had grown into a global enterprise: it ran a vast network of colleges and seminaries that educated Catholic Europe’s elite, staffed missions from Paraguay to China and India, served as confessors to kings, and produced scholarship in theology, astronomy, and linguistics. Bound by a special fourth vow of obedience to the pope and organized under a single Superior General — the “black pope” — the order was disciplined, mobile, and answerable above the heads of local bishops and crowns.

That very strength made it a target. The Jesuits’ independence, their wealth, their grip on education, and their proximity to power bred resentment among rival orders, Enlightenment reformers, and absolutist ministers who saw a transnational order loyal to Rome as an obstacle to royal control of the Church. The expulsions came in sequence — Portugal in 1759, France by 1764, Spain in 1767 — each driven by a chief minister determined to break the order’s influence and seize its property.

The mechanism of the final fall was diplomatic coercion rather than law or arms. The Bourbon monarchies, acting in concert, threatened the papacy itself: at the 1769 conclave they secured the election of a pope who had signaled he would suppress the order, then held him to it. Clement XIV resisted for four years, then yielded “for the peace of the Church,” abolishing the Society without a verdict of guilt. The order survived only where Catholic kings had no reach — in Orthodox Russia and Protestant Prussia, whose rulers refused to promulgate the brief — and was restored in full in 1814.