At least 20 other Americans were reported to have been arrested in a mass political roundup.

At room temperature the magnitude of this fractionation is roughly 0. 25 ‰ ( 0. 025 %) per atomic mass unit ( AMU ).

At the direction of Lenin, the Cheka performed mass arrests, imprisonments, and executions of " enemies of the people ".

At this time too, television was developing into a mass medium that could compete with the cinema.

At least 32 nuclear isomers have also been characterized, ranging in atomic mass from 170 to 200.

At launch, the orbiter and probe together had a mass of 2, 564 kilograms ( 5, 653 pounds ) and stood seven metres tall.

At least 34 isotopes of hafnium have been observed, ranging in mass number from 153 to 186.

At these points, the combined attraction from the two masses is equivalent to what would be exerted by a single mass at the barycenter of the system, sufficient to cause a small body to orbit with the same period.

At this pressure the density of water is increased by 4. 96 %, making ninety-five litres of water under the pressure of the Challenger Deep contain the same mass as a hundred litres at the surface.

At the same time, the clouds are known to be disrupted by some process — most likely the effects of massive stars — before a significant fraction of their mass has become stars.

At higher Reynolds number, the analogy between mass and heat transfer and momentum transfer becomes less useful due to the nonlinearity of the Navier-Stokes equation ( or more fundamentally, the general momentum conservation equation ), but the analogy between heat and mass transfer remains good.

At the critical mass point, the value obtained from the good or service is greater than or equal to the price paid for the good or service.

At a specific velocity called escape velocity, again dependent on the firing height and mass of the planet, an open orbit such as ( E ) results — a parabolic trajectory.

At the turn of the 20th century, films emerged as the new cultural agents, depicting events and showing foreign images to mass audiences in European and American cities.

At present, however, many view this process as being benevolent-the internet is both a mass and a personal medium, flexible and scalable.

At 18: 59 on 13th July, 1954, the reactor reached critical mass and sustained Sweden's first nuclear reaction.

At the time of mass transatlantic Irish and Scottish immigration, which popularized Halloween in North America, Halloween in Ireland and Scotland had a strong tradition of guising and pranks.

One passage of the book reportedly states: " At the international level, terrorism will rule ; and in this scenario use of mass destruction weapons cannot be ruled out.

At this point, major U. S. cities begin mass evacuations as well.

At a constant temperature, throughput is proportional to the number of molecules being pumped per unit time, and therefore to the mass flow rate of the pump.

At present, Vega has more than twice the mass of the Sun and its full luminosity is about 40 times the Sun's value.

At Crow Creek, South Dakota, as noted, archaeologists found a mass grave of ' more than 500 men, women, and children who had been slaughtered, scalped, and mutilated during an attack on their village a century and a half before Columbus's arrival ( ca.

At the international level, the Communist International organized various international front organizations ( linking national mass organizations with each other ), such as the Young Communist International, Profintern, Krestintern, International Red Aid, Sportintern, etc ..

* 2007 – At least 200, 000 demonstrators in Ankara, Turkey protest against the possible candidacy of incumbent Prime Minister Recep Tayyip Erdoğan.

At that point several of the lesser nobility and some barons, signatories of the 1415 protest letter, removed Romanist priests from their parishes, replacing them with priests willing to give communion in both wine and bread.

At the end of this protest, when Singer attempted to address their concerns, a second group of protesters rose and began chanting " Singer raus!

At the other two meetings, the troops who were summoned agreed to the manifesto without further protest.

At one point Richard Anning was involved in organising a protest against food shortages.

* April 19 – At the Diet of Speyer, a group of rulers ( German: Fürst ) and independent cities ( German: Reichsstadt ) protest the reinstatement of the Edict of Worms, beginning the Protestant movement.

At the same time, many large and prominent Red Guard organizations rose in protest against other Red Guard organizations who ran dissimilar revolutionary messages, further complicating the situation and exacerbating the chaos.

At the fourth session, Cyril and Memnon presented a formal protest against John of Antioch for convening a separate conciliabulum.

At the ceremony, the outgoing Entertainer of the Year Charlie Rich presented the award to his successor, but in protest of what he considered the inappropriateness of Denver's selection, Rich set fire to the envelope containing the official notification of the award.

At the same time, administrators must deal with a protest against the hospital's annexation of an adjacent and decrepit apartment building.

At Từ Đàm Pagoda, which was the temple of Buddhist protest leader Thích Trí Quang, government soldiers, firing M1 rifles, overran the building and demolished a statue of Gautama Buddha and looted and vandalized the building, before leveling much of the pagoda with explosives.

At a Sun Yat-sen statue in Kaohsiung, a 70 year old ROC retired soldier slit his own throat to commit suicide as a way to protest the ministry proposal on the anniversary of Sun's birthday 12 November.

" At the ragged edge of Baudelaire's imagination we glimpsed another potential modernism: revolutionary protest that transforms a multitude of urban solitudes into a people, and reclaims the city streets for human life.

At the 2001 G8 summit in Genoa, amongst the many complaints about the police there was mention of video footage in which " men in black were seen getting out of police vans near protest marches.

At the first gathering in Sussex the debate focused on the use of criminal damage as a protest technique.

Pleasant District Association ; he was financially supported by his father, who always said, “ the bottom rail will come to the top, one day and justice will not always be denied to the colored man .” His gentle father taught him, “ If you see a good fight, get in it and fight to win it !” At Linden Academy, David led his first demonstration to protest the inferior Science Lab.

At the awards ceremony for the 200 metres at the 1968 Summer Olympics in Mexico City John Carlos, Tommie Smith and Peter Norman ignored death threats and official warnings to take part in an anti-racism protest that destroyed their respective careers.

* At a concert, Ricky Martin gave a picture of George W. Bush the finger to protest the War in Iraq.

At the same time, however, another area of the plains was taken and, despite public protest, covered by a Ross rifle factory, which included a water tank built upon the existing Martello tower.

At 5: 30 pm on Friday, January 18, 1974, homeless campaigners ( two of whom had obtained jobs with the security firm guarding Centre Point ) occupied the building in a protest that the building ought to be used to help London's housing crisis.

At this point, radical groups joined in with the protest and the disorder grew, closing banks, access roads, the airport, access to stores and harassing the governor of the state in public appearances.

At all times conspicuous for his eloquence, honesty and recalcitrancy, he twice came with especial prominence before the public — in 1838, when, although at the time without a seat in parliament, he appeared at the bar of the Commons to protest, in the name of the Canadian Assembly, against the suspension of the Canadian constitution ; and in 1855, when, having overthrown Lord Aberdeen's ministry by carrying a resolution for the appointment of a committee of inquiry into the mismanagement in the Crimean War, he presided over its proceedings.

At the outbreak of the Second World War Rajaji immediately resigned as Premier along with other members of his cabinet in protest at the declaration of war by the Viceroy of India.