Attempts have been made from time to time in Congress to restrict birthright citizenship, either via statutory redefinition of the term jurisdiction, or by overriding both the Wong Kim Ark ruling and the Citizenship Clause itself through an amendment to the Constitution, but no such proposal has been enacted.

Attempts to communicate with the dead and other living human beings, aka spirits, have been documented back to early human history.

Attempts to communicate by radio with the HDML patrol boat failed, as their radios had been swamped and the batteries ruined.

Attempts to accuse anthropologists of complicity with the CIA and government intelligence activities during the Vietnam War years have turned up surprisingly little ( although anthropologist Hugo Nutini was active in the stillborn Project Camelot ).

Attempts to mollify Justin II with tributes failed, and as a result the Byzantines kept themselves neutral if not outright supportive of the Avars.

Attempts to find classical or Late Latin influence or analogue in Beowulf are almost exclusively linked with Homer's Odyssey or Virgil's Aeneid.

Attempts have been made to organize the entire book of Daniel with a chiastic structure despite the major break between Daniel 6 and 7, even though there are parallel themes across that break.

Attempts have been made to connect both " Omanus " and " Haman " with the Zoroastrian term Vohu Mana ; however this denotes the principle of " Good Thoughts " and is not the name of a deity.

Attempts to test Darwin's remains at the Westminster Abbey by using modern PCR techniques were met with a refusal by the Abbey's curator.

Attempts to generalize his method to functions with more than two variables failed because of the enormous difficulty of the calculations involved.

Attempts to codify customary international law picked up momentum after the Second World War with the formation of the International Law Commission ( ILC ), under the aegis of the United Nations.

Attempts to commercialize the fruit have been met with limited success, although the fruit can occasionally be found in stores.

Attempts by an employer, often with the help of outside agencies, to prevent union membership amongst their staff is known as union busting.

Attempts to gain control of or internationalize permanently the Ruhr area ( see International Authority for the Ruhr ) were abandoned in 1951 with the German agreement to pool its coal and steel resources ( see European Coal and Steel Community ) in return for full political control of the Ruhr.

Attempts by Switzerland's small Nazi party to cause an Anschluss with Germany failed miserably, largely due to Switzerland's multicultural heritage, strong sense of national identity, and long tradition of direct democracy and civil liberties.

Attempts to draw a confession that she had betrayed her dancer husband and had collaborated with the Nazis led to the use of a device employing a death mask of the dead patriot, which literally frightens her to death.

Attempts to include North Korea in the games were unsuccessful, and it boycotted along with six other countries, but with 160 nations participating, it had the highest attendance of any Olympics to date.

Attempts were made by Louis Vauxcelles to claim that Cubism was dead, but these exhibitions, along with a well-organized Cubist show at the 1920 Salon des Indépendants and a revival of the Salon de la Section d ’ Or in the same year, demonstrated it was still alive.

Attempts by the conservative Liberal-Reform coalition to deal with the situation with spending cuts and relief work were ineffective and unpopular.

* Regression – Attempts to find a function which models the data with the least error.

Attempts by the German infantry to advance further were stopped by British artillery fire with heavy losses.

Attempts to eliminate hedgehogs from bird colonies on the Scottish islands of North Uist and Benbecula in the Outer Hebrides were met with international outrage.

Attempts to interfere with the binding of HIV with the CD4 receptor have failed to stop HIV from infecting helper T cells, but research continues on trying to interfere with the binding of HIV to the CCR5 receptor in hopes that it will be more effective.

Attempts to write Māori words using the Latin script began with Captain James Cook and other early explorers, with varying degrees of success.

Attempts at censorship always involve and reveal such complex and multiple individual reactions.

Attempts at further expansion into the politically fractious world of Ancient Greece may have been inevitable.

Attempts at introducing a census in West Germany sparked strong popular resentment in the 1980s since many quite personal questions were asked.

Attempts at redeveloping the site were unsuccessful until its landmark status was established.

Attempts to conquer Prussian land began in 997, when Bolesław I Chrobry, at the urging of the Pope, sent a contingent of soldiers and a missionary ( Adalbert of Prague ) to the pagan Prussians on a crusade of conquest and conversion.

Attempts at such reconstructions typically rely on just such pairings of superficially similar words, but the connections proposed by these theories tend to be conjectural, failing to document significant patterns of linguistic change.

Attempts to extend the Standard Model or other quantum field theories by adding gravitons run into serious theoretical difficulties at high energies ( processes involving energies close to or above the Planck scale ) because of infinities arising due to quantum effects ( in technical terms, gravitation is nonrenormalizable ).

Attempts at reaching some sort of compromise between the conflicting parties meant the Bill still had not received the Royal Assent by the outbreak of the First World War in August 1914.

Attempts by customers to circumvent the BSA, generally by structuring cash deposits to amounts lower than US $ 10, 000 by breaking them up and depositing them on different days or at different locations also violates the law.

Attempts at creating monorail alternatives to conventional railways have been made since the early part of the 19th century.

Attempts at analysing its manifold effects include the notion of a proper Printing Revolution and the creation of the Gutenberg Galaxy.

Attempts at breeding among the captive population also failed for the same reasons.

Attempts at union between the churches ( UPCUSA and PCUS ) were renewed in the 1970s, culminating in the merger of the two churches to form the Presbyterian Church ( USA ) on June 10, 1983.

Attempts by governor John Skottowe ( 1764 – 1782 ) to regularise the sale of arrack and punch led to some hostility and desertions by a number of troops who stole boats and were probably mostly lost at sea — however, at least one group of seven soldiers and a slave succeeded in escaping to Brazil in 1770.

Attempts at revolt, such as that of Ambiorix in 54 BC, had secured only local support, but Vercingetorix, whose father, Celtillus, had been put to death by his own countrymen for seeking to rule all of Gaul, managed to unify the Gallic tribes against the Romans and adopted more current styles of warfare.

Attempts at transplanting feudal practices in the areas where they had previously been almost unknown did not pass without resistance.

Attempts at reform began in earnest in early 1992 after real GDP fell by more than 50 % from its peak in 1989.

With his Los Alamos colleague Robert Schrandt he published a report, " Some Elementary Attempts at Numerical Modeling of Problems Concerning Rates of Evolutionary Processes ", which applied some of his earlier ideas on branching processes to biological inheritance.

Attempts to halt the Allied advance often seemed fruitless as hurried counter-attacks and blocking positions were brushed aside and at times there seemed to be too few German units to hold anywhere.

Under the influence of this doctrine, and of Phenomenology, the Hungarian-born German sociologist Karl Mannheim ( 1893 – 1947 ) gave impetus to the growth of the sociology of knowledge with his Ideologie und Utopie ( 1929, translated and extended in 1936 as Ideology and Utopia ), although the term had been introduced five years earlier by the co-founder of the movement, the German philosopher, phenomenologist and social theorist Max Scheler ( 1874 – 1928 ), in Versuche zu einer Soziologie des Wissens ( 1924, Attempts at a Sociology of Knowledge ).

Attempts at peace culminated in the Arusha Accords.

Attempts to date to synthesize the element using fusion reactions at low excitation energy have met with failure, although there are reports that the fission of nuclei of unbinilium at very high excitation has been successfully measured, indicating a strong shell effect at Z = 120.