Both the Eastern Orthodox Church and Roman Catholic Church recognise as ecumenical the first seven councils, held from the 4th to the 9th century ; but while the Eastern Orthodox Church accepts no later council or synod as ecumenical, the Roman Catholic Church continues to hold general councils of the bishops in full communion with the Pope, reckoning them as ecumenical, and counting in all, including the seven recognized by the Eastern Orthodox Church, twenty-one to date.

He first appears in the historical record as bishop of Angers at the synod of Rheims in 1049, and for a long time had been an adherent of Berengar's doctrine of the Lord's Supper.

This and the Belgic Confession were adopted as confessional standards in the first synod of the Dutch Reformed Church in 1571.

The Archbishopric of Magdeburg was founded in 968 at the synod of Ravenna ; Adalbert of Magdeburg was consecrated as its first archbishop.

The first record of the application of this title to a Bishop of Rome appears in a synod of 495 with reference to Pope Gelasius I.

At the synod which deposed him in July 964, the pastoral staff was broken over him by Pope Leo VIII ; this is the first mention of the papal sceptre.

With Lambert ’ s support, John was successfully installed as pope, and one of his first acts was to convene a synod which proceeded to excommunicate Sergius and his followers.

The synod also proposed the adoption of an astronomical rule for Easter: Easter was to be the Sunday after the midnight-to-midnight day at the meridian of the Church of the Holy Sepulchre in Jerusalem ( 35 ° 13 ' 47. 2 " E or UT + 22055 for the small dome ) during which the first full moon after the vernal equinox occurs.

An astronomical rule for Easter was proposed by the 1923 synod that also proposed the Revised Julian calendar: Easter was to be the Sunday after the midnight-to-midnight day at the meridian of the Church of the Holy Sepulchre in Jerusalem ( 35 ° 13 ' 47. 2 " E or UT + 2 < sup > h </ sup > 20 < sup > m </ sup > 55 < sup > s </ sup > for the small dome ) during which the first full moon after the vernal equinox occurs.

* The Roman synod exiles the prophet Jerome, who has incorporated ideas first propounded by the Roman statesman Cicero.

* The Concilium Germanicum, organized by Carloman and Saint Boniface, is the first major synod held in the Frankish church.

The synod enacts the first legislation against wooden altars, forbidding the building of any but stone altars with chrism ( a mixture of oil and spice ).

* Absalon, archbishop of Denmark, leads the first Danish synod at Lund.

Finally, Waldo was excommunicated by Pope Lucius III during the synod held at Verona in 1184, and the doctrine of the Poor of Lyons was again condemned by the Fourth Lateran Council in 1215 where they are mentioned by name for the first time, and regarded as heresy.

His first recorded act was, after a synod had been held at Rome, to write to Emperor Constantius II, then in quarters at Arles ( 353 – 354 ), asking that a council might be called at Aquileia with reference to the affairs of Athanasius of Alexandria, but his messenger Vincentius of Capua was compelled by the emperor at a conciliabulum held in Arles to subscribe against his will to a condemnation of the orthodox patriarch of Alexandria.

Agatho agreed, but first held a preliminary synod at Rome 680 in order to obtain the opinion of the western theologians.

In his first synod, Felix excommunicated Peter the Fuller, who had assumed the See of Antioch against papal wishes.

One of his first public acts was to hold the well-known Easter synod of 1049, at which celibacy of the clergy ( down to the rank of subdeacon ) was required anew.

* Pope Benedict holds first synod

" They organized their first national synod in 1558, in Paris.

Carloman was instrumental in convening the Concilium Germanicum in 742, the first major synod of the Catholic Church to be held in the eastern regions of the Frankish kingdom.

Having first visited the Emperor Louis at Pavia, the archbishop repaired, with two imperial delegates to Rome, where Nicholas cited him before the Roman synod assembled in the autumn of 860.

His efforts were not at first successful, for at the synod of Biterrae ( Béziers ), summoned in 356 by the Emperor Constantius with the professed purpose of settling the longstanding disputes, Hilary was, by an imperial rescript, banished with Rhodanus of Toulouse to Phrygia, where he spent nearly four years in exile.

The first mention of them in any written English law, is in a constitutional decree, made in a synod held A. D. 786, wherein the payment of tithes in general is strongly enjoined.

Similarly, the synod of Hungarian prelates at Szabolcs in the year 1092 recognized the legitimacy of the first marriage of the members of the clergy, which was contrary to canon law.

Dmitri Mendeleev | Mendeleev's first periodic table ( 1869 )

In 1869, building upon earlier discoveries by such scientists as Lavoisier, Dmitri Mendeleev published the first functional periodic table.

* 1869 – The Mount Washington Cog Railway opens, making it the world's first rack railway.

The term " outback " was first used in print in 1869, when the writer clearly meant west of Wagga Wagga, New South Wales.

Managed by Harry Wright, Cincinnati adopted a uniform with white knickers and red stockings, and earned the famous nickname, a year or two before hiring the first fully professional team in 1869.

During the 1869 season, Cleveland was among several cities which established professional baseball teams following the success of the 1869 Cincinnati Red Stockings, the first fully professional team.

The first ever intercollegiate football game between two American teams played under rules which would eventually become the rules under which modern American football is governed occurred between Princeton and Rutgers University in 1869.

An 1869 game of intercollegiate " football " between Rutgers and Princeton is often cited as the first intercollegiate American football game, however it was an unfamiliar ancestor of today's college football, as it was played under 6-year-old soccer-style Association rules.

The 1869 game between Rutgers and Princeton is important in that it is the first documented game of something called intercollegiate " football " ever played between two American colleges, and because of this, Rutgers refers to itself as The Birthplace of College Football.

They were first observed in 1869 by German physicist Johann Hittorf, and were named in 1876 by Eugen Goldstein kathodenstrahlen, or cathode rays.

In 1869, German physicist Johann Hittorf was first to realize that something must be travelling in straight lines from the cathode to cast the shadows.

This was replaced only five years later by the first " Christadelphian Hymn Book " ( 1869 ), compiled by J. J. and A. Andrew, and this was revised and expanded in 1874, 1932 and 1964.

The fact that the Sun has a million-degree corona was first discovered by Gotrian in 1939 and Bengt Edlén in 1941 by identifying the coronal lines ( observed since 1869 ) as transitions from low-lying metastable levels of the ground configuration of highly ionized metals ( the green FeXIV line at 5303 Å, but also the red line FeX at 6374 Å ).

* 1869 – American outlaw Jesse James commits his first confirmed bank robbery in Gallatin, Missouri.

This Latin motto is literally translated as Perhaps and first appeared in the first Dalhousie Gazette of 1869.

The company that laid the first part of the cable took the name of Falmouth, Gibraltar and Malta Telegraph Company and had been founded in 1869.

Helene Kröller-Müller, ( February 11, 1869 – December 14, 1939 ) was one of the first European women to put together a major art collection.

The first resistance was the Red River Rebellion of 1869 – 1870 .< ref name =" martyr ">

Glamorgan Cricket Club, at the time not a first-class county, played their first match at Cardiff Arms Park in June 1869, against Monmouthshire Cricket Club.

The first bridge to cross the Murray, which was built in 1869, is in the town of Murray Bridge, formerly called Edwards Crossing.

* 1869 – Dmitri Mendeleev presents the first periodic table to the Russian Chemical Society.

* 1869 – In New Brunswick, New Jersey, Rutgers College defeats Princeton University ( then known as the College of New Jersey ), 6-4, in the first official intercollegiate American football game.

* 1869 – Girton College, Cambridge is founded, becoming England's first residential college for women.