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  2. Pullback - Wikipedia

    en.wikipedia.org/wiki/Pullback

    The pullback bundle is an example that bridges the notion of a pullback as precomposition, and the notion of a pullback as a Cartesian square. In that example, the base space of a fiber bundle is pulled back, in the sense of precomposition, above. The fibers then travel along with the points in the base space at which they are anchored: the ...

  3. Diplomatic recognition - Wikipedia

    en.wikipedia.org/wiki/Diplomatic_recognition

    Diplomatic recognition in international law is a unilateral declarative political act of a state that acknowledges an act or status of another state or government in control of a state (may be also a recognized state). Recognition can be accorded either on a de facto or de jure basis. Partial recognition can occur if many sovereign states ...

  4. Pushback (migration) - Wikipedia

    en.wikipedia.org/wiki/Pushback_(migration)

    Pushback (migration) Pushback is a term [1] that refers to "a set of state measures by which refugees and migrants are forced back over a border – generally immediately after they crossed it – without consideration of their individual circumstances and without any possibility to apply for asylum". [2]

  5. Federal government of the United States - Wikipedia

    en.wikipedia.org/wiki/Federal_Government_of_the...

    The U.S. federal government, sometimes simply referred to as "Washington", is composed of three distinct branches: legislative, executive, and judicial, whose powers are vested by the U.S. Constitution in the Congress, the president, and the federal courts, respectively. [2]

  6. Glossary of American politics - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_American_politics

    Glossary of American politics. This glossary of American politics is a list of definitions of terms and phrases used in politics in the United States. The list includes terms specific to U.S. political systems (at both national and sub-national levels), as well as concepts and ideologies that occur in other political systems but which ...

  7. Right to petition in the United States - Wikipedia

    en.wikipedia.org/wiki/Right_to_petition_in_the...

    e. In the United States, the right to petition is enumerated in the First Amendment to the United States Constitution, which specifically prohibits Congress from abridging "the right of the people peaceably to assemble, and to petition the Government for a redress of grievances". Although often overlooked in favor of other more famous freedoms ...

  8. Gridlock (politics) - Wikipedia

    en.wikipedia.org/wiki/Gridlock_(politics)

    e. In politics, gridlock or deadlock or political stalemate is a situation when there is difficulty passing laws that satisfy the needs of the people. A government is gridlocked when the ratio between bills passed and the agenda of the legislature decreases. Gridlock can occur when two legislative houses, or the executive branch and the ...

  9. Pullback (differential geometry) - Wikipedia

    en.wikipedia.org/wiki/Pullback_(differential...

    Pullback (differential geometry) This article is about pullback operations in differential geometry, in particular, the pullback of differential forms and tensor fields on smooth manifolds. For other uses of the term in mathematics, see pullback. Let be a smooth map between smooth manifolds and . Then there is an associated linear map from the ...