Since the early 20th century, the armed forces have pursued the goal of weapons self-sufficiency.

Since then, Chinese radars, anti-aircraft systems and infantry weapons were purchased.

Since Galileo was designed to provide the highest possible precision ( possibly even greater than GPS ) to anyone, the US was concerned that an enemy could use Galileo signals in military strikes against the US and its allies ( some weapons like missiles use GNSS systems for guidance ).

Since World War II, Iraq's use of mustard gas against Iranian troops and Kurds ( Iran-Iraq war of 1981 – 1988 ) has been the only large-scale use of any chemical weapons.

Since the probability per distance traveled for a neutron to collide with a nucleus is proportional to the material density, increasing the density of a fissile material can increase k. This concept is utilized in the implosion method for nuclear weapons.

Since 1960, the U. S. and Japan have maintained an agreement that allows the U. S. to secretly bring nuclear weapons into Japanese ports, and there is speculation ( see below ) that some nuclear weapons may be located in Okinawa.

Since primitive worlds exist near technological worlds, primitive weapons are also typically included, such as swords, shields, pikes, bows, and so on.

Since Worms Armageddon, weapons that were intended to aid as utilities rather than damage-dealers were classified as tools.

* Since 2005, Iran's nuclear program has become the subject of contention with the Western world due to suspicions that Iran could divert the civilian nuclear technology to a weapons program.

Since then, concern over nuclear weapons has shifted to the prevention of localized nuclear conflicts resulting from nuclear proliferation, and the threat of nuclear terrorism.

Since that time aircraft capabilities had improved considerably, and existing weapons were unlikely to have any effect on a raid.

Since uranium and plutonium are nuclear weapons materials, there have been proliferation concerns.

Since the E1 component of nuclear EMP depends on the prompt gamma ray output, which was only 0. 1 % of yield in Starfish Prime but can be 0. 5 % of yield in pure fission weapons of low yield, a 10 kiloton bomb can easily be 5 x 8 % = 40 % as powerful as the 1. 44 megaton Starfish Prime at producing EMP.

Since WW I, there have been a variety of attempts to install armored gun shields on tripod-mounted machine guns or vehicle-mounted weapons to protect machine gunners.

Since these weapons delivered lighter munitions ( thus delivering less energy on impact ) it is a widely held opinion that they were used more as an anti-personnel role, or to destroy lighter structures.

Since 2003, Bahrain has been granted over $ 100 million in Foreign Military Funding to pay for various high profile weapons systems, to include an AN / TPS-59 ( v ) 3B Early Warning Radar, Large Aircraft Infrared Countermeasures ( LAIRCM ), Air-to-Air Missile Avoidance System for the King's Plane ( Boeing 747-400 ), as well as an Avenger Air Defense Vehicle.

Since late 2001 Karzai has been trying for peace in his country, going as far as pardoning militants that lay down weapons and join the rebuilding process.

Since then, the advances made by human societies and that of weapons has been irretrievably linked.

Since its launch in Paris in December 2008, Global Zero ( campaign ) has grown to 300 leaders, including current and former heads of state, national security officials and military commanders, and 400, 000 citizens worldwide ; developed a practical step-by-step plan to eliminate nuclear weapons ; launched an international student campaign with 75 campus chapters in eight countries ; and produced an acclaimed documentary film, Countdown to Zero, in partnership with Lawrence Bender and Participant Media.

Since these bombings, no nuclear weapons have been deployed offensively.

Since its inception in 1945, the Bulletin has sought to educate the American public of the continual danger posed by nuclear weapons and other global dangers.

Since this action over seventy Plowshares actions have taken place around the world against weapons of war.

Since the assault weapons ban expired on March 2, 2004, legislation to renew the ban has been proposed a number of times unsuccessfully.

Since the mid 1990s, the practice of sagging, which has roots tracing to prison gangs and the prohibition of belts in prison ( due to their use as weapons and devices for suicide ), has been practiced at times among some young men and boys.

Since the running game was the key to the Cowboys ' offense, they wanted to take the quick-reacting Buoniconti out of each play.

Since California considers “ all persons concerned in the commission of a crime, whether they directly commit the act constituting the offense … principals in any crime so committed ,” San Marin County Superior Judge Peter Allen Smith charged Davis with “ aggravated kidnapping and first degree murder in the death of Judge Harold Haley ” and issued a warrant for her arrest.

Since Wyatt was an off-duty officer, he could not legally search or arrest Tom for carrying a revolver within the city limits -— a misdemeanor offense.

Since neither team is on offense or defense while the ball remains loose, there are no restrictions on the type of contact allowed as long as all players are making legitimate efforts to recover it.

Since World War II, the salute has been a criminal offense in Germany and Austria.

Since most down and distance situations can be attacked with a pass or a run, the intent is to make offensive play calling unpredictable and thus keep the defense's play " honest ", forcing defenders to be prepared for a multitude of possible offensive plays rather than focusing aggressively on one likely play from the offense.

Since 2002, the team welcomed Hiromi Hara as its manager and aimed for a championship with a strong offense.

Since 1989, the death penalty has also been legal for a second offense of " large scale narcotics trafficking ".

Since animal sacrifice is frowned upon by the Hindu society since the end of Vedic age and is a punishable offense in modern India, all documented Agnicayanas have been performed without this and may be deemed incomplete.

Since they were hunting for national defense contracts, Adam Herberet, a man of surprising resources, entered the combination as a silent partner because of his political connections.

Since Lincoln rather than Johnson had appointed Stanton, the defense maintained the president had not violated the Act.

Since 1648 the Brazilian Armed Forces have been relied upon to fight in defense of Brazilian sovereignty and to suppress civil rebellions.

Since it would take place in international waters, Kennedy obtained the approval of the OAS for military action under the hemispheric defense provisions of the Rio Treaty.

Since the end of the Cold War, the focus of civil defense has largely shifted from military attack to emergencies and disasters in general.

Since the end of the previous century Battlespace domination has been an open and variously reported policy of the U. S. Department of defense and U. S. Administrations stated and restated in various Quadrennial Reports, force posture statements, etc.

Since December 20, 1999, the defense of Macau has been the responsibility of the Chinese People's Liberation Army ( PLA ), which stations between 500-600 troops in the Macau Special Administrative Region of the People's Republic of China, primarily as a symbolic presence to underscore Chinese sovereignty.

Since 2006, the Vikings have been known especially for their strong run defense (# 1 in the NFL in 2006, 2007, and 2008 ; they are the first NFL team to accomplish this since the AFL – NFL merger in 1970 ), anchored by the Williams Wall consisting of defensive tackle Kevin Williams and nose tackle Pat Williams ( no relation ).

Since the 1980s, South Korea, now in possession of more modern military technology than in previous generations, has actively began shifting its defense industry's areas of interest more from its previously homeland defense-oriented militarization efforts, to the promotion of military equipments and technology as mainstream products of exportation to boost its international trade.

Since 1984 the Stinger has been issued to many U. S. Navy warships for point defense, particularly in Middle Eastern waters, with a three-man team that can perform other duties when not conducting Stinger training or maintenance.

Since they are no longer relevant for defense, such cities have grown beyond their walls, and many of the walls, or portions thereof, have been torn down, for example in Rome, Italy and in Beijing, China.

Since NUTS theory assumes the possibility of a winnable nuclear war, the contention of many MAD theorists that missile defense systems should be abandoned as a destabilizing influence is generally not accepted by NUTS theorists.

Since 2007, standard treatment has been third-generation cephalosporins, such as ceftriaxone, which are considered to be our “ last line of defense .”

Since the crown appointed the Lord High Steward, the peers felt that in a political prosecution this procedure put the defense at a severe disadvantage, and in the late seventeenth century made repeated efforts to ameliorate it.

Since 1942, Fairchild Air Force Base / Station has been a key part of the United States ' defense strategy — from World War II repair depot, to Strategic Air Command bomber wing during the Cold War, to Air Mobility Command air refueling wing during Operation IRAQI FREEDOM.

) Since then, The Carlyle Group has divested the majority of its interest from the defense industry.

Since the question of sanity or insanity is a legal question and not a medical one, the judge and or jury will make the final decision regarding the defendant's status regarding an insanity defense.

Since leaving public office Clark has led many progressive activism campaigns, including opposition to the War on Terror, and he has offered legal defense to controversial figures such as Charles Taylor, Slobodan Milošević, Saddam Hussein, and Lyndon LaRouche.

Since 1995, Bath Iron Works has been a subsidiary of General Dynamics, the fifth-largest defense contractor in the world ( as of 2008 ).

Since a defense is raised by the defendant in a direct attempt to avoid what would otherwise result in liability, the defendant typically holds the burden of proof.

Since the end of World War II, it has been common for both the foreign minister and defense minister to be part of an inner cabinet ( commonly known as a national security council ) in order to coordinate defence and diplomatic policy.

Since defense situations often require knowing how to accurately fire multiple shots in rapid succession, prohibitions on " rapid fire " shooting reduce firearms proficiency.

Since his defense focused on these contentions, other issues that could have caused him to operate the train at speed were not examined, such as his state of mind, a desire to make up time because of the earlier switching problems or his understanding of the route on which he was operating.

Since the advent of artillery, straight roads have been of notable importance in city defense and control.