The Cambrian is the first geological period of the Paleozoic Era, lasting from million years ago ( mya ) ; it is succeeded by the Ordovician.

Though Columbus was not the first European explorer to reach the Americas ( having been preceded by the Norse expedition led by Leif Ericson in the 11th century ), Columbus's voyages led to the first lasting European contact with America, inaugurating a period of European exploration and colonization of foreign lands that lasted for several centuries.

These deaths led to a period of instability lasting a decade as several families attempted to establish their dominance in Pictland.

During the period from 1968 until 1980, five different coaches were tried, with none lasting longer than four years.

If the species concerned were short-lived ( in geological terms, lasting a few hundred thousand years ), then it is certain that the sediments in question were deposited within that narrow time period.

Beginning with the replacement of the Reichsmark with the Deutsche Mark as legal tender, a lasting period of low inflation and rapid industrial growth was overseen by the government led by German Chancellor Konrad Adenauer and his minister of economics, Ludwig Erhard, raising West Germany from total wartime devastation to one of the most developed nations in modern Europe.

Mentally ill individuals may be detained under Section 2 for a period of assessment lasting up to 28 days or Section 3 for a period of treatment lasting up to 6 months.

* 1977 – New York, New York, amidst a period of financial and social turmoil experiences an electrical blackout lasting nearly 24 hours that leads to widespread fires and looting.

The leading figure behind the establishment of the society as a more organised body during this early period seems to have been Matthew Boulton: his home at Soho House in Handsworth was the principal venue for meetings, and in 1776 he is recorded as planning " to make many Motions to the Members respecting new Laws, and regulations, such as will tend to prevent the decline of a society which I hope will be lasting.

It is the earliest / lowermost of two subperiods of the Carboniferous period lasting from roughly 359 to 318 Ma ( million years ago ).

Regions that experienced greater environmental effects as the last glacial period ended have a much more apparent Mesolithic era, lasting millennia.

The first rainy season begins around March and last to the end of July with a peak in June, this rainy season is followed by a short dry break in August known as the August break which is a short dry season lasting for two to three weeks in August. This break is broken by the Short rainy season starting around early September and lasting to Mid October with a peak period at the end of September. The ending of the short rainy season in October is followed by Long Dry Season. This period starts from late October and lasts till early March with peak dry conditions between early December and late February.

His elections marked the end of a period sede vacante lasting from the death of Pope Eusebius on 17 August 310 or, according to others, 309, soon after the Emperor Maxentius had exiled Eusebius to Sicily.

The fifth and last king of Ebla during this period was Ebrium's son, Ibbi-Zikir, the first to succeed in a dynastic line, thus breaking with the established Eblaite custom of electing its ruler for a fixed term of office, lasting seven years.

The ousting of Khrushchev in 1964 by his former party-state allies has been described as a Stalinist restoration by some, epitomised by the Brezhnev Doctrine and the apparatchik / nomenklatura " stability of cadres ," lasting until the period of glasnost and perestroika in the late 1980s and the fall of the Soviet Union.

European Union foreign policy chief proposed new talks between Belgrade and Kosovo Albanians if this final draft failed, lasting for a period of four months and under the guidance of the Contact Group of leading nations.

* January 6 – Europe's coldest period in 500 years begins during the night, lasting three months and with its effects felt for the entire year.

* August 12 – Vesuvius begins a period of volcanic activity lasting for 10 days.

Certainly no other seven American statesmen from any later period achieved so much in so concentrated a span of years.

Even so, confusion in this period gained such strength ( from compromise and other factors ) that it led to the bloodiest war of the Nineteenth century.

Was it supposed, perchance, that A & M ( vocational training, that is ) was quite sufficient for the immigrant class which flooded that part of the New England world in the post-Civil War period, the immigrants having been brought in from Southern Europe, to work in the mills, to make up for the labor shortage caused by migration to the West??

In `` The King's Ride '', Charles breaks out of a long period of petulance and inertia, regains his old self, escapes from Turkey, and finally reaches his own land after an absence of eighteen years.

The rise of the giant corporations in Western Europe and the United States dates from the period 1880-1900.

At this period the thirty-year old Helion was ranked `` as one of the mature leaders of the modern movement '', according to Herbert Read, `` and in the direct line of descent from Cezanne, Seurat, Gris and Leger ''.

In addition, he believed in the `` dramatic unity and separateness of the period from 1702-14, lying between the Stuart and Hanoverian eras with a special ethos of its own ''.

Whether or not Danchin is correct in suggesting that Thompson's resumption of the opium habit also dates from this period is, of course, a matter of conjecture.

If, as Reid says, `` nearly all his poetry was produced when he was not taking opium '', there may be some reason to doubt that he was under its influence in the period from 1896 to 1900 when he was writing the poems to Katie King and making plans for another book of verse.

Office workers frequently go out there to lunch and swim during the siesta period, which, during the summer, lasts from two until five in the afternoon, when shops and offices are again open for business.

But the attempt itself produced a number of brilliant works, and these form a transition from the early romantic period to the new age of Ibsen and Chekhov.

This central episode consists of a series of staccato scenes set in the period from the beginning of the present century up to the first World War.

so during the period approximately from 1941 to 1946, Patchen often used private detective stories as a myth reference, and the `` private eye '' as a myth hero.

if the Government certifies that production may be possible from the property, the royalty obligation continues for the 10-year period usually specified in the contract or until the Government's contribution is repaid with interest.

The financial problem, where it exists, usually stems from the adoption of a budget for the transitional or adjustment period.

During the period from 1 July 1960 through 31 January 1961, additional research affiliations were effected with the U. S. Army Medical Research and Development Command to conduct research in procedures for quantitative electron microscopy, and for the study of biophysical and biological studies of the structure and function of ocular tissue.

During the period from 1 July 1960 through 31 January 1961, the Medical Museum was required to move to Temporary Building `` S '' on the Mall from Chase Hall.

Over a temperature range from 25 to 200 Af and at pressures up to 250 atm, an overload of 300 psi, applied for a period of one day, results in an uncertainty in the pressure of, at most, one millimeter of mercury.

Unless within the sixty-day period the Export-Import Bank has received such a communication from the Department of Economic Affairs it shall be understood that the Department of Economic Affairs has no objection to the proposed loan.

Preliminary data from 1959 Eta give an average impact rate of Af for masses larger than Af for about 1000 events in a 22-day period ( LaGow and Alexander, 1960 ).

Albert ( 1949 ) has concluded that the most active preparations of TSH made during this period, from 1931 to 1945, were probably about 100 to 300 times as potent as the starting material.

Whether this abnormal TSH differs chemically from pituitary TSH, or is, alternatively, normal TSH with its period of effectiveness modified by some other blood constituent, cannot be decided without chemical study of the activity in the blood of these patients and a comparison of the substance responsible for the blood activity with pituitary Aj.

The average annual rate of 1,083,000 in the second half of the Sixties is still considerably below the annual rate of 1,525,000 in the three-year period from April 1947 to March 1950.

First was the period of codification of existing law: the Code Napoleon in France and the peculiar codification that, in fact, resulted from Austin's restatement and ordering of the Common Law in England.